2-01. Signed Cover Sheet.pdf
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- Bucks County, Pennsylvania
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This is a specification document for the N. Main Street & University Drive Stormwater Improvements - Phase 1 project issued by Yardley Borough, Bucks County, Pennsylvania, prepared by RVE design professionals. The project involves the installation of new stormwater infrastructure to replace deteriorated stormwater infrastructure and repair a sinkhole within a Borough-owned storm sewer easement located in a shared commercial parking lot at the intersection of West Afton Avenue (S.R. 0332) and North Main Street (S.R. 2071) in Yardley Borough. The base bid scope includes mobilization, maintenance and protection of traffic, temporary erosion and sediment control, site clearing, drainage improvements including removal of existing storm pipe and installation of 36-inch Class IV Reinforced Concrete Pipe (RCP), construction of a new Cast-In-Place Type D endwall, concrete sidewalk replacements, pavement marking restorations, cleaning and televising of existing storm sewers between the Type C inlet and Lake Afton, landscaping restorations, and provision of record documents. The contractor must complete all work within 30 calendar days from the date of written Notice to Proceed, with mobilization capped at a maximum of $10,000. A non-mandatory pre-bid meeting is scheduled for April 15, 2026, at 10:40 AM EST at the project site, with sealed bids due electronically through PennBid prior to April 27, 2026, at 11:40 AM EST.
All contractors must comply with Pennsylvania Department of Transportation Publication 408 specifications and standards, provide required insurance, performance and payment bonds, and maintain traffic control throughout construction with at least one 12-foot lane maintained during actual construction periods and two 10-foot lanes at all other times. The project incorporates permanent erosion control features including Superpave asphalt pavement restoration, concrete sidewalk and curb ramp construction, landscaping with topsoil, seed, and straw mulch, and record drawing documentation with measured horizontal and vertical tolerances. All costs for site clearing, excavation and backfill, dewatering and flow diversion, temporary erosion and sediment controls, geotextiles, subbase materials, sawcutting, cleaning and restorations, and landscape maintenance are incidental to various bid items with no separate payment made for these activities. The contract requires the contractor to establish contact with local utilities prior to excavation, maintain preconstruction video documentation, and provide a detailed bypass pumping plan if storm sewer flow diversion is necessary during construction. Dust control, material testing, and final cleanup are included contractor responsibilities with costs incorporated into unit prices bid for various items.
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SPECIFICATIONS
for the
N. MAIN STREET & UNIVERSITY DRIVE STORMWATER IMPROVEMENTS – PHASE 1
Bucks County
June 2026
Local Contracting Unit:
Yardley Borough 56 South Main Street Yardley, PA 19067
Design Professional:
1010 Stony Hill Road, Suite 175 Yardley, PA 19067
RVE File No. PA091593T004
Christopher J. Fazio, P.E., C.M.E., Executive Vice President Date
06/18/2026
| PA091593T004 - Table of Contents |
| PA091593T004 - 000000 - Scope of Work |
| PART 1 - GENERAL |
| 1.1 SUMMARY |
| A. The project site is located on Parcel Number 54-003-147 owned now / formerly by Grist Mill Properties within the Borough of Yardley, Bucks County Pennsylvania. |
| 1. Base Bid – Borough-owned storm sewer easement within the shared commercial parking lot by Cramer’s Bakery and the Continental Tavern by the intersection of West Afton Avenue (S.R. 0332) and North Main Street (S.R. 2071) in Yardley Borough. |
| 1.2 PROJECT DESCRIPTION |
| A. Yardley Borough is proposing the installation of new stormwater infrastructure to replace deteriorated stormwater infrastructure and repair a sink hole within a Borough-owned storm sewer easement in a shared commercial parking lot. The project cons... |
| 1.3 BASE BID |
| A. The work included in the Base Bid is as follows: |
| 1. Mobilization |
| a. The Contractor shall supply required insurance, performance and payment bonds. The Contractor shall mobilize the project site and commence construction. |
| 2. Maintenance and Protection of Traffic |
| a. The Contractor shall provide and maintain in good condition all signs, barricades, flaggers and other necessary traffic controls to facilitate the work. The Contractor shall coordinate work with the Borough and surrounding commercial property owner... |
| 3. Temporary Erosion and Sediment Control |
| a. The Contractor shall install all temporary erosion and sediment controls, as required by PADEP and maintain all temporary erosion and sediment controls during construction. |
| b. The Contractor shall remove the existing steel plates designated on the Project Plans and deliver the same to the Borough storage yard on South Delaware Avenue. The Contractor shall coordinate with the Engineer and Borough Officials to organize del... |
| 4. Site Clearing |
| a. The Contractor shall remove the existing 15” tree where indicated on the Project Plans. The tree stump and roots must be ground down to a minimum of 12” below finished grade. |
| b. The Contractor shall remove the existing stone endwall. Removal and proper disposal of the endwall is incidental to the installation of the Cast-In-Place Concrete Type D Endwall. |
| c. The Contractor shall clear the existing outfall structure of sediment and debris to the depth specified on the Project Plans or as directed by the Engineer. |
| 5. Drainage Improvements |
| a. The Contractor shall remove the existing storm pipe and install 36” Class IV Reinforced Concrete Pipe (RCP). |
| b. The Contractor shall facilitate connections to existing storm structures as shown on the Project Plans, including but not limited to, concrete and brick/stone masonry restorations and repairs as necessary to complete the project scope. |
| c. The Contractor shall provide bypass pumping and dewatering of trenches as necessary to facilitate construction. |
| d. The Contractor construct a new Cast-In-Place Type D Endwall. |
| 1) Installation of fall protection fencing as shown on the Project Plans and Details is incidental to the installation of the new Type D Endwall |
| 6. Concrete Improvements |
| a. The Contractor shall replace concrete sidewalk where indicated on the Project Plans or as directed by the Engineer. |
| 7. Pavement Markings |
| a. The Contractor shall inventory and restore all existing parking lot pavement markings and line striping affected by construction. |
| 8. Clean and Televise Existing Storm Sewer System |
| a. The Contractor shall dewater and flush existing storm pipes and structures between the Type C inlet and Lake Afton as indicated on the Project Plans. CCTV recordings shall be provided to the Engineer in digital format for review within seven (7) da... |
| 9. Landscaping |
| a. Landscaping restorations as required for all disturbed grass and landscaped areas. Landscaping restorations shall be considered incidental to various other items in the proposal. |
| 10. DCED Project Sign |
| a. The Contractor shall furnish and provide DCED Project Signage as shown on the project Plans |
| 11. Record Documents |
| a. The Contractor shall provide record documents to the Engineer/Borough prior to project closeout. The Record Documents shall include the horizontal layout of all improvements (e.g. buildings, curbs, sidewalk, edge of pavement, utility structures, st... |
| 1.4 GENERAL REQUIREMENTS |
| A. Construction layout of all proposed elements of construction to the specified lines and grades. All limits of work shall be marked out and approved by the Engineer prior to excavation. Proposed grades are not guaranteed and shall be verified in th... |
| B. The Contractor is responsible for the setup and maintenance of all temporary erosion and sediment controls. The Contractor may be required to install additional erosion controls at the direction of the Engineer or the Local Conservation District. ... |
| C. The Contractor will be required to clean and remove any material that erodes from excavations associated with the project. No additional payment will be made for clean up and disposal of eroded material. |
| D. Removal of existing features is incidental to the contract work items, including but not limited to the following: metal plates, pipes, concrete slabs, stone, bricks, and all foreign materials encountered during excavation for contract items. No ad... |
| E. At the end of each workday, the Contractor must backfill all excavated areas within pavement and shall install temporary paving restorations to match the grade of the surrounding paved surface. Temporary paving restorations shall be performed as sh... |
| 1.5 ADDITIONAL REQUIREMENTS |
| A. All work by the Contractor must be 100% completed within the contract time limit of 30 calendar days. The contract time limit shall begin once the written Notice to Proceed order has been issued to the contractor. |
| B. The cost of all related incidental work, dust control, grading, and cleaning and restorations shall be included in the various unit prices bid. These activities are not separate pay items. |
| C. All materials, construction procedures, type and use of equipment, measurement and payment shall be in accordance with the Commonwealth of Pennsylvania Department of Transportation Specifications, Publication 408, unless otherwise noted and/or modi... |
| D. The Contractor is responsible for the construction layout of this project. The Contractor shall forward all construction layout survey information to the Engineer for reference including benchmarks, stationing, and elevations. |
| E. All contractors and other persons utilizing this specification and the information contained herein are cautioned to comply with the requirements of Pennsylvania Act 172, entitles “Excavation and Demolition Work Protection of Underground Utilities.... |
| F. The Contractor shall establish contact with an individual from each local utility prior to commencement of excavation. The contractor shall notify the Engineer and the utility owner immediately should a conflict occur in the limits of construction.... |
| G. All grassed areas disturbed during construction shall be topsoiled, fertilized and seeded. |
| H. All fill shall be placed in six inch (6”) thick lifts and thoroughly compacted to the satisfaction of the Engineer. If borrow fill is required, it shall be subject to the approval of the Engineer. |
| I. The Contractor shall be responsible for the location and preservation of underground and surface utilities and structures at / or adjacent to the site of construction. All work to repair or replace anything that is damaged by the Contractor shall b... |
| J. All construction details not shown shall be in accordance with PennDOT standards as detailed in: |
| 1. PennDOT Specifications, Pub. 408, latest revision; |
| 2. PennDOT Standards for Roadway Construction, Pub. 72, latest revision. |
| 3. These standards can be purchased at: PA Department of Transportation, Sales Store, P.O. Box 2028, Harrisburg, PA 17105-2028, (717-787-6746). |
K. Payment will not be made for the relocation of signs, but shall be included in the various items of the proposal.
| PART 2 - PRODUCTS (Not Used) |
| PART 3 - EXECUTION (Not Used) |
| PART 4 - QUANTITY ANY PAYMENT (Not Used) |
| PA091593T004 - 010000 - General Requirements |
| PART 1 - GENERAL |
| 1.1 GENERAL |
| 1.2 PUBLIC UTILITIES |
| A. The Contractor is required to ascertain all the facts concerning the location of utilities. |
| B. The Contractor shall cooperate with the utility Owners in the adjustment of their facilities and shall notify the utility Owners not less than ten (10) days in advance of the time scheduled to perform any work that will impact or affect their facil... |
| C. The Contractor shall permit the Owners of utilities, or their agents, access to the site of the work at all times in order to relocate, construct, or protect their lines and he shall cooperate with them in performing this work. |
| D. Separate payments will not be made for the coordination and cooperation of the Contractor with the utility companies, nor for the protection or replacement of utilities as specified hereinbefore, and the bidder shall include all such costs in the p... |
| 1.3 PRECONSTRUCTION VIDEO |
| A. The Contractor shall, at no extra cost to the Owner, take video recordings of the site prior to the commencement of construction. The video recording shall accurately depict the existing preconstruction condition of all curbs, sidewalks, driveways... |
| 1.4 MAINTENANCE AND PROTECTION OF TRAFFIC |
| A. The Contractor shall erect or place and maintain in good condition, barricades, warning signs, lights, flares, approved yellow-flashing light units, rubber traffic cones, and other warning and danger signals and devices, appropriate and adequate fo... |
| B. The Contractor shall provide sufficient watchmen and traffic directors and shall take all other precautions, including any that may be ordered by the Engineer, which are necessary for the safety of the public and protection of the work. |
| C. The Contractor shall obtain the approval of the Engineer and consent of all appropriate authorities having jurisdiction, for any detours which may be required. The Contractor shall make all necessary arrangements with such authorities regarding th... |
| D. Before beginning work on any phase of the project, the Contractor shall furnish and install warning signals, barricades, wood traffic guides, lights, flares and other devices necessary, in the opinion of the Engineer, to protect the public during t... |
| E. If battery operated flashing warning lights are used, they shall conform to the specifications prepared by The Pennsylvania Department of Transportation, Official Traffic Control Devices. These specifications require, in part, that the flashing lig... |
| F. Road construction signs shall be placed at each end of the project along with every connecting intersection. At the start and end of each day, detour signs shall be placed if required. |
| G. During the work on this project, the Contractor shall provide and/or be prepared to provide traffic protection devices in accordance with the Manual on Uniform Traffic Control Devices and PennDOT Pub. 212. The minimum numbers set forth in the Sched... |
| H. Additional devices shall be provided by the Contractor as required or directed prior to the commencement of any operation or phase of an operation requiring such devices. |
| I. Uniform traffic directors (flaggers) shall be provided whenever alternate two-way traffic is maintained in a single lane, whenever Contractor's operations require closing of a lane or portion of a lane on a multiple lane roadway, whenever the Contr... |
| J. Traffic Directors shall be responsible and thoroughly familiar with their responsibilities, and, while serving as Traffic Directors, shall not be required to perform any other duties. Traffic Directors shall be provided with an orange or red flag, ... |
| K. Traffic must be maintained throughout each separate work area during construction. At least one 12' lane must be maintained for traffic during all actual construction periods and at least two 10' lanes must be maintained for traffic at all other t... |
| L. The Contractor is advised that there may be heavy commuter traffic during the morning from 7:30 AM to 9:00 AM and the afternoon from 3:00 PM to 5:30 PM. |
| M. Construction shall be so staged to maintain at least one lane for traffic in each direction throughout each separate work area during the morning 7:30 AM to 9:00 AM and the afternoon 3:00 PM to 5:30 PM weekday periods of peak traffic. |
| N. Any restriction of traffic at any time shall be subject to the approval of the Engineer, and the Municipal Police Department. Any restriction of traffic on a Pennsylvania State Highway shall be subject to regulations and permitting prescribed by T... |
| O. Should construction be in close proximity to a school or school traffic route, and be commenced during an active school period, the Contractor shall provide open traffic lanes to accommodate school bus and school related traffic. |
| P. If detours are proposed by the Contractor, they are subject to the review and approval of the Engineer, the Municipal Police Department and/or The Pennsylvania Department of Transportation, as applicable. |
| Q. A detour plan and schedule shall be prepared by the Contractor for each proposed detour and submitted to each of the approving agencies previously mentioned. All detour signs shall conform to the requirements for Traffic Control Devices. |
| R. Temporary traffic stripes will be necessary to control and guide traffic through individual work areas. The Contractor shall submit a scheme for approval by the Engineer of all temporary traffic stripes prior to removal of any existing traffic str... |
| S. Construction of proposed utility pipes or storm pipes across existing roadways shall be so staged to maintain one lane in each direction. Trenches shall not remain open overnight. |
| T. The Contractor shall provide adequate means of access for fire, police and emergency vehicles throughout the length of the project. Contractor shall also provide for safe and adequate means of access to adjacent properties, both private and public. |
| U. The cost of all work as specified hereinbefore and all other work required to protect public safety and maintaining traffic flow shall be included in the prices bid for the various items in the Bid Form, unless specifically requested as a bid item ... |
| 1.5 REFERENCE TO THE STANDARD SPECIFICATIONS |
| A. Portions of the work performed under this contract shall comply with the requirements of Pennsylvania Department of Transportation Publication 408, latest edition and supplements, and the Pennsylvania Department of Transportation Standard Construct... |
| B. The Standard Specifications are made part of these specifications by this reference as if they were set forth in full. It is the responsibility of the prospective bidder to be familiar with these Standard Specifications. |
| 1.6 DUST CONTROL |
| A. The Contractor will be required to maintain all excavations, embankments, stockpiles, haul roads, permanent access roads, plant sites, waste areas, borrow areas, and all other work areas within or outside the project boundaries free from dust which... |
| 1.7 TESTING MATERIALS |
| A. Except as may be provided elsewhere, test or analysis of materials which are usually tested after delivery to the site, such as concrete aggregate, mixed and placed concrete, and similar materials; will be performed by a test laboratory which will ... |
| B. If the Engineer orders sampling and analysis or tests of materials which are usually accepted on certification of the manufacturer but which appear defective or not conforming to the requirements of the Specifications, the Contractor will bear the ... |
| 1.8 TEST CORES AND CORE ANALYSIS |
| A. The Contractor shall be responsible for providing test cores and core analysis of all bituminous concrete surface course and bituminous stabilized leveling and base course items upon completion of these items. Test coring and core analysis shall b... |
| 1.9 MOBILIZATION |
| A. DESCRIPTION—This work is the assembly and set-up of the general plant required to comply with the contract and with local and State laws and regulations. General plant includes Contractor's offices, shops, plants, storage areas, and sanitary or oth... |
| B. MATERIAL—These material and furnishings will not be considered a part of the other completed contract items. |
| 1. Mobilization shall be performed in strict compliance with Section 608 of Pennsylvania Department of Transportation Publication 408. |
| PART 2 - PRODUCTS (Not Used) |
| PART 3 - EXECUTION (Not Used) |
| PART 4 - QUANTITY AND PAYMENT |
| 4.1 MOBILIZATION (MAX. $10,000) |
| A. Quantity of “Mobilization (Max $10,000)” will not be measured for this project but shall be bid as a lump sum (LS) item as shown on the bid form. |
| B. Payment for “Mobilization (Max $10,000)” will be made as a lump sum (LS). Payment for mobilization shall be made once the contractor has furnished required insurance, performance and payment bonds, and has commenced physical construction. |
| 4.2 MAINTENANCE AND PROTECTION OF TRAFFIC |
| A. Quantity of “Maintenance and Protection of Traffic” will not be measured for this project, but shall be bid as a lump sum (LS) as shown on the bid form. |
| B. Payment for “Maintenance and Protection of Traffic” will be made at a percentage of the lump sum (LS) amount bid. The percentage estimated for each payment application shall be proportional to the dollar amount of the contract completed for that p... |
| 4.3 GENERAL REQUIREMENTS |
| A. The quantity of all other items covered in the General Requirements will not be measured for this project, but the work shall be performed as incidental to the proposed work. |
| B. Payment for all other items covered in the General Requirements will not be made for this project, but the cost shall be included in the various items of the proposal. |
| PA091593T004 - 017810 - Record Documents |
| PART 1 - GENERAL |
| 1.1 SUMMARY |
| A. This section consists of the requirements for preparing and delivering record drawings. |
| B. This section describes only the minimum requirements for record drawings. Other contract sections may impose additional requirements on record drawings and documents and the more stringent requirements must be followed. |
| 1.2 DEFINITIONS |
| A. Record Drawings. Record drawings consist of the collective plans, details, forms and other documents which have been annotated to describe the actual location of constructed improvements. |
| PART 2 - PRODUCTS (Not Used) |
| PART 3 - EXECUTION |
| 3.1 RECORD PLANS. |
| A. The Contractor shall be responsible for maintaining accurate records of all improvements as the project progresses. |
| B. All elevations, angles and measurements used for record drawings shall be obtained by the Contractor according to the standard practices of the surveying profession. |
| C. All elevations used for record drawings shall be based on the project benchmarks designated on the project plans. If all project benchmarks have been compromised or removed, then the Contractor shall notify the Engineer to establish an acceptable ... |
| D. Record Drawing Tolerances. |
| 1. Measured horizontal (±0.10 feet) and vertical (±0.05 feet) locations of underground utilities and appurtenances, referenced to permanent surface improvements. |
| 2. Measured locations of internal utilities and appurtenances concealed in construction, referenced to visible and accessible features of the Work. |
| 3. Field changes of dimension and detail. |
| E. Record Drawing Formatting. |
| 1. PDF. Record drawings may be developed electronically using a PDF of the original project plans overlaid with as-built information. Record information must be clearly and accurately depicted in red. The Contractor shall provide (1) electronic cop... |
| 2. CAD. Record Drawings may be developed using computer automated drafting (CAD) software. Upon request, the Engineer may provide the Contractor with design CAD files for the purpose of developing record drawings. Record information must be placed ... |
| 3.2 RECORD DETAILS OR SHOP DRAWINGS. |
| A. The Contractor shall provide accurate record details and/or shop drawings to describe any work that was not completed according to the details shown on either the project plans or in referenced standards. |
| 3.3 PIPED UNDERGROUND UTILITIES (E.G. STORM SEWER, SANITARY SEWER, WATER, GAS). |
| A. Actual size, type and length of each pipe segment. |
| B. Actual size and type of each fitting, bend and valve. Information shall include the type of each valve or fitting and the degree of each bend. |
| C. Actual invert elevations at each structure (including invert elevations in and out), actual invert elevations at each bend, actual grate and/or rim elevations, and high and low points. In general, the contractor shall verify each design elevation ... |
| D. At each fitting, bend and valve, horizontal dimensions shall be provided to three permanent surface features. |
| 3.4 ELECTRICAL/COMMUNICATION. |
| A. Actual size, type and depth of each conduit, duct bank or cable, including empty conduits or duct banks, as well as the location of any hand holes, pull boxes or junction boxes. |
| 3.5 CURB RAMPS. |
| A. The requirements for recording distances, slopes and cross-slopes for curb ramps are based on requirements from the State Department of Transportation or the local municipality, depending on whether or not a curb ramp is located within a State Righ... |
| B. State Right-of-Way: The Contractor shall provide all actual measured distances, slopes and cross-slopes at all points of interest on newly constructed curb ramps, as necessary to complete curb ramp inspection forms and verification for the State D... |
| C. Local Right-of-Way: The Contractor shall provide actual measured distances, slopes and cross-slopes for all curb ramp surfaces, including the ramp, side flares and turning spaces. |
| 3.6 BUILDING CONSTRUCTION. |
| A. Actual installation shall be indicated with all installed items clearly identified. Location of installed items and any deviations from contract documents shall be so shown with boxes around the actual numbers or labels. |
| B. Actual finished floor elevation. |
| 3.7 RECORD DRAWINGS VERIFICATION. |
| A. After record drawings and documents have been delivered to the Engineer, the Owner or the Engineer may make a written request to the Contractor for verification of any aspect of the record drawings and documents. |
| B. Upon receipt of a written request for verification of any aspect of the record drawings, the Contractor shall take measurements, take photographs, and create field sketches, as may be required by the Owner to verify the record drawings. This work ... |
| C. If the Contractor fails to complete record drawing verification to the satisfaction of the Owner or within a timely manner, then the Owner may direct the Engineer or an independent third party to perform record drawing verification work. The costs... |
| PART 4 - QUANTITY AND PAYMENT |
| 4.1 RECORD DOCUMENTS |
| A. Quantity of "Record Documents" will not be measured for this project. |
| B. Payment for "Record Documents" will be made a lump sum (LS) for complete record documents provided for the base bid area. Payment for Record Drawings will be made after all record drawings and documents have been delivered to the Engineer and have... |
| PA091593T004 - 020100 - Cleaning and Restorations |
| PART 1 - GENERAL |
| 1.1 DESCRIPTION |
| A. Contractor shall provide all equipment, labor & materials required to clean and restore the site to at least the existing condition. |
| B. Maintain premises and public and/or private properties free from accumulations of waste, debris and rubbish caused by work operations. |
| C. At the completion of work, remove waste materials, rubbish, tools, equipment, machinery and surplus materials; clean all visually exposed surfaces; leave project clean and ready for occupancy. |
| D. At the completion of work, restore or replace, where and as directed by the Owner, any public or private property disturbed or damaged by Contractor's work operations to a condition at least equal to that existing prior to beginning work, or as oth... |
| PART 2 - PRODUCTS |
| 2.1 MATERIALS |
| A. For restorations, use the following materials. All materials shall comply with the following Articles of the Commonwealth of Pennsylvania, Department of Transportation Specifications latest revision and these specifications. |
| B. Grass restorations: See Sections 802, "Topsoil Furnished and Placed", Section 804 “Seeding and Soil Supplements”, and Section 809 "Sodding". |
| C. Pavement restorations: See Section 413, "Superpave Asphalt". |
| D. Restoration of curbs and other concrete structures: |
| 1. Concrete: |
| a. Shall be Class A conforming to Section 704, “Cement Concrete” |
| b. Design Compressive Strength: 3,000 psi at 28 days. |
| c. Air-entrainment shall be 6.0% + / - 1.5%. |
| 2. Joint Fillers: Section 705.4. |
| 3. Curing Compound: Section 711.2. |
| E. All other Materials: As approved by the Owner or authorities having jurisdiction. |
| PART 3 - EXECUTION |
| 3.1 METHODS OF CONDUCTING WORK – CLEANING |
| A. Requirements of regulatory agencies: |
| 1. All excess material shall be removed from the site and disposed of by the Contractor at his expense. Cost to be included in the Base Bid for the Project. The disposal site shall be in permanently established licensed landfills. |
| B. Cleaning during construction: |
| 1. Provide periodic cleaning to keep the work, the site, and adjacent properties free from accumulations of waste materials, rubbish and windblown debris resulting from construction operations. This includes dust, dirt and mud. |
| 2. Provide on-site containers for the collection of waste materials, debris and rubbish. Maintain containers as required. Containers shall be covered as required to prevent unauthorized use. |
| C. The Contractor will be required to maintain all excavations, embankments, stockpiles, haul roads, permanent access roads, plant sites, waste areas, borrow areas, and all other work areas within or without the project boundaries free from dust which... |
| 1. Dust control shall be performed as the work proceeds and whenever a dust nuisance or hazard occurs. If any dust control is not done within twenty four (24) hours after written notice is given by the Engineer, the work may be done by the Owner and ... |
| 3.2 METHODS OF CONSTRUCTION |
| A. General: All existing structures, unpaved areas and paved areas disturbed or damaged during the work under this contract shall be restored or replaced to a condition at least equal to that existing prior to beginning work, or as otherwise specified... |
| B. Grass Restorations |
| 1. See Section 802 “Topsoil Furnished and Placed”, and Section 804 "Seeding and Soil Supplements", and Section 809 "Sodding". |
| C. Pavement Restorations |
| 1. Restoration type and thickness shall be as shown on the contract drawings or as otherwise directed. |
| D. Restorations of Curbs and Other Concrete Structures |
| 1. Curbs: Section 630 “Plain Cement Concrete Curb”. |
| 2. Other concrete structures: Restore in accordance with applicable Articles of the Standard Specifications. |
| E. All Other Restorations |
| 1. Restore in accordance with applicable Articles of the Standard Specifications, or as approved by the Owner or authorities having jurisdiction. |
| PART 4 - QUANTITY AND PAYMENT |
| 4.1 CLEANING AND RESTORATIONS |
| A. Quantity of Cleaning and Restorations will not be measured for this project, but the work shall be performed as necessary to restore all disturbed areas to at least the pre-existing condition. |
| B. Payment for Cleaning and Restorations will not be made for this project, but the cost shall be included in the various items of the proposal. |
| END OF SECTION |
| PA091593T004 - 021100 - Site Clearing |
| PART 1 - GENERAL |
| 1.1 DESCRIPTION |
| A. Site Clearing consists of clearing of the site within the limits of construction to include the following: |
| 1. Clearing & Grubbing, as described in Section 201 of Pennsylvania Department of Transportation, Publication 408, latest revision. |
| 2. Total Demolition or Partial Demolition of Buildings and other Structures, as described in Section 202 of Pennsylvania Department of Transportation, Publication 408, latest revision. |
| 3. Class 1, Class 1A, and Class 1B Excavation, as described in Section 203 of Pennsylvania Department of Transportation, Publication 408, latest revision. |
| 4. Selective Tree Removal and Trimming, as described in Section 810 of Pennsylvania Department of Transportation, Publication 408, latest revision. |
| PART 2 - PRODUCTS |
| 2.1 MATERIALS |
| A. Contractor's option, subject to the approval of the Engineer. |
| PART 3 - EXECUTION |
| 3.1 METHODS OF CONSTRUCTION |
| A. Reference standards used in this Specification Section: |
| 1. Pennsylvania Department of Transportation, Publication 408, latest revision. |
| 2. Section 201: Clearing and Grubbing. |
| 3. Section 202: Total Demolition or Partial Demolition of Buildings and Other Structures. |
| 4. Section 203: Class 1, Class 1A, and Class 1C Excavation. |
| 5. Section 810: Tree Trimming And Selective Tree Removal. |
| B. Clearing & Grubbing – All Clearing & Grubbing shall be performed in accordance with Section 201 of Pennsylvania Department of Transportation, Publication 408, latest revision. |
| C. Total Demolition or Partial Demolition of Buildings and other Structures – All demolition of buildings and structures shall be performed in accordance with Section 202 of Pennsylvania Department of Transportation, Publication 408, latest revision. |
| D. Class 1, Class 1A, and Class 1C Excavation – All excavation not covered under Section 201 “Clearing and Grubbing”, shall be performed in accordance with Section 203 of Pennsylvania Department of Transportation, Publication 408, latest revision. |
| E. Tree Trimming And Selective Tree Removal – All tree removal and trimming not covered under Section 201 “Clearing and Grubbing”, shall be performed in accordance with Section 810 of Pennsylvania Department of Transportation, Publication 408, latest ... |
| F. Protection: |
| 1. Roads, structures, pavement areas, grass or landscaping to remain shall be protected by Contractor in a manner approved by the Engineer. |
| G. General: Site Clearing shall be performed as otherwise specified as designated on Drawings or as directed by the Engineer. |
| 1. Clear the project site within the limits of construction shown on the drawings, or as directed by the Engineer. |
| 2. Repair all injuries to bark, trunk, limbs and roots or remaining plants by properly dressing, cutting, tracing, and painting using approved tree surgery methods, tools and equipment. |
| 3. Clear designated areas of brush, weeds, trees, roots, debris, and other unsuitable material. |
| 4. Grind tree stumps to a minimum of 12” below grade. |
| 5. Grade all grubbed and cleared areas as shown on contract drawings. |
| PART 4 - QUANTITY AND PAYMENT |
| 4.1 SITE CLEARING |
| A. Quantity of Site Clearing will not be measured for this project, but work shall be performed as required to facilitate construction of the proposed improvements. |
| B. Payment for Site Clearing will not be made for this project, but the costs for site clearing shall be included in the bid prices for the appropriate items in the proposal. |
| 4.2 TREE REMOVAL, 15” DIA. |
| A. Quantity of “Tree Removal, 15” Dia.” Will be measured for each (EA) tree of the specified diameter actually removed for this project. |
| B. Payment for “Tree Removal, 15” Dia.” Will be made for each (EA) tree and shall include all materials, labor, and equipment necessary to perform the associated work. Payment shall include the removal of the tree, grinding the stump to 12” below the ... |
| 4.3 CLEAR EXISTING OUTFALL OF SEDIMENT AND DEBRIS |
| A. Quantity for “Clear Existing Outfall of Sediment and Debris” will be measured in square yards (SY). |
| B. Payment for “Clear Existing Outfall of Sediment and Debris” will be made per square yard (SY). Payment shall include all materials, labor, and equipment necessary to perform cleaning of structures as noted on the Project Plans. |
| PA091593T004 - 021150 - Landscaping |
| SECTION 021150 |
| LANDSCAPING |
| PART 1 - GENERAL |
| 1.1 DESCRIPTION |
| A. The work under this section shall consist of the furnishing and installation of all landscaping items, as shown on the plans or specified herein. These items shall include, but not be limited to topsoil, seeding, sod and tree and shrub replacement. |
| B. All grassed areas disturbed during construction shall be restored with 4’ of topsoil, seed and straw mulch. |
| C. Weeds: includes Dandelion, Jimsonweed, Quackgrass, Horsetail, Morning Glory, Rush Grass, Mustard, Lambsquarter, Chickweed, Cress, Crabgrass, Canadian Thistle, Nutgrass, Poison Oak, Blackberry, Tansy Ragwort, Bermuda Grass, Johnson Grass, Poison Iv... |
| PART 2 - PRODUCTS |
| 2.1 MATERIALS |
| A. General |
| 1. Topsoil (Refer to PennDOT, Publication 408 Section 802) shall be clean and sifted to a maximum diameter of 1.5” and shall consist of loamy sand, sandy loam, clay loam, loam, silt loam or other soil approved by the Engineer. It shall not have a mix... |
| 2. Planting Soil Mix for use in planting all shrubs and trees shall be the following materials well mixed in the specified portions which are by Volume: 1 part topsoil, 1 part humus or mushroom sort. |
| 3. Mulch, unless otherwise specified, shall be pine bark mulch. It shall be dark in color and consist of a mixture of pine bark ranging in texture from finely ground to coarse bark shreds and shall be applied at a depth of 4”. |
| 4. Lime, shall be Agricultural limestone (dolomite) containing not less than 85 percent of calcium carbonate or calcium carbonate equivalent; meeting the following minimum gradations, 100 percent passing a 10 mesh sieve, 98 percent a 20 mesh sieve, 55... |
| 5. Commercial Fertilizer shall be uniform in composition free flowing and suitable for application with approved spreader; granular or pelleted with 50 percent of total nitrogen derived from natural organic material in a slowly available form; deliver... |
| B. SOD AND SEEDING |
| 1. Sod shall be a cultivated sod obtained from a certified sod farm. It shall be a mixture of 80% tall fescue, 10% perennial ryegrass, and 10% Kentucky bluegrass. Sod shall be free of weeds and undesirable coarse weedy grasses. The sod root mat sha... |
| 2. Minimum age of 18 months, with root development that will support its own weight without tearing, when suspended vertically by holding the upper two corners. |
| 3. Certified for grass species and location of sod course. |
| 4. Do not deliver more sod than can be installed within 24 hours. |
| 5. Seed Mixes shall be as follows: |
| Formula B |
| Formula D |
| 6. The seed shall be delivered to the job site in original, unopened containers bearing the grower's or dealer's guarantee of analysis. Wet, moldy or otherwise contaminated seed shall be rejected. |
| PART 3 - EXECUTION |
| 3.1 METHOD OF CONSTRUCTION |
| A. Lawns |
| 1. Preparation for Lawn Work: |
| a. All areas designed for lawn shall be clean and free of all weeds and debris. Any debris greater than 3/4" in diameter, such as stones, sticks and construction waste material, shall be removed after tilling and discing so as to leave the surface sm... |
| b. It shall be the responsibility of the Contractor to see that all areas designated for lawn have a minimum of 4" of topsoil. Any areas not meeting this requirement will be brought up to minimum standards by the Contractor before proceeding with the... |
| c. The subgrade must be loosened to a depth of 4". All debris over 3/4" in diameter brought to the surface by this operation shall be removed before proceeding with the spreading of the topsoil. No heavy equipment will be permitted on the lawn area ... |
| d. If compacted, those areas which already have the required 4" minimum of topsoil shall be loosened to the 4" depth. Any debris 3/4" in diameter or over, brought to the surface by this operation, shall be removed. |
| e. Soil Improvements: Upon all areas for lawn, apply agricultural limestone uniformly with a mechanical spreader at the rate of 50 lbs. per 1,000 sq. ft. Incorporate these elements into the 6" of topsoil. Then apply complete 10-6-4 fertilizer at th... |
| 2. Hydro-Seeding: Hydro-seeding will be an accepted method of seeding grass and crownvetch seed and may be used in lieu of seeding by other mechanical methods. |
| a. Prepare area to be seeded as described above for seeding and sodding. |
| b. Immediately following seeding, apply mulch to a thickness of 1/8". Maintain clearance from shrubs and trees. |
| c. Apply water with a fine spray immediately after each area has been mulched. Saturate to 4" below soil level. |
| d. Combine seed, mulch, binder, with water in seeder tank and apply at the following rates: |
| e. Hydro-seed solution shall be applied in such a manner so as to provide an even coverage of seed on lawn areas. |
| 3. Seeding: (Lawn Areas) |
| a. Seed, as specified, is to be sown as follows: |
| 1) Immediately before any seed is to be sown, the ground shall be scarified six (6) inches deep and shall be raked until the surface is smooth, friable and or a uniformly fine texture. |
| 2) Lawn areas shall be seeded evenly with a mechanical spreader, at the rate of four (4) pounds per 1,000 sq. ft., or as recommended by manufacturer. The total amount of seed required for the area shall be divided in half, with 1/2 of the amount requi... |
| 3) Lightly rake the seed in (not more than 1/8" deep), roll with a roller and water with a fine spray. |
| 4) If needed, all new lawn areas shall be mulched with straw after seeding, at the rate of one (1) bale of straw to 2,000 sq. ft. lawn area. Use an approved binder at manufacturer's directions. Keep the area moist until established. |
| 5) The Contractor shall supply water or any additional maintenance until such time as the lawn area is established to the satisfaction of the Engineer. |
| 6) Identify seeded areas with stakes and string around areas periphery. Set string height to four (4) inches. Space stakes at 48" (forty-eight inches). |
| 7) Cover seeded slopes where grade is four (4) inches per foot or greater with erosion fabric. Roll fabric onto slopes without stretching or pulling. |
| 8) Lay fabric smoothly on surface, bury top end of each section in four (4) inch deep excavated topsoil trench. Provide 12 inch overlap of adjacent rolls. Backfill trench and rake smooth, level with adjacent soil. |
| 9) Secure outside edges and overlaps at 36" (thirty-six inch) intervals with stakes. |
| 10) Provide seed mixture in containers showing percentage of seed mix, year of production, net weight, date of packaging and location of packaging. |
| 11) Prepare subsoil to eliminate uneven areas and low spots. Maintain lines, levels, profiles and contours. Make changes in grade gradually |
| 12) Remove foreign materials, weeds and undesirable plants and their roots. Remove contaminated subsoil. |
| 13) Scarify subsoil to a depth of four (4) inches where topsoil is to be placed. Repeat cultivation in areas where equipment, used for hauling and spreading topsoil, has compacted subsoil. |
| 14) Grade to eliminate rough, low or soft areas, and to ensure positive drainage. |
| 15) Install edging at periphery of seeded areas in straight lines to consistent depth. |
| 16) Lightly dress slopes with topsoil to ensure close contact between fabric and soil. |
| 17) At sides of ditches, fabric laps in direction of water flow. Lap ends and edges minimum 6 inches. |
| B. Fertilizing |
| 1. Apply fertilizer in accordance with manufacturer's instructions. |
| 2. Apply after smooth raking of topsoil and prior to roller compaction. |
| 3. Do not apply fertilizer at same time or with same machine as will be used to apply seed. |
| 4. Mix thoroughly into upper two (2) inches of topsoil. |
| 5. Lightly water to aid the dissipation of fertilizer. |
| 6. Deliver fertilizer in waterproof bags showing weight, chemical analysis and name of manufacturer. |
| 7. Analyze to ascertain percentage of nitrogen, phosphorus, potash, soluble salt content, organic matter content and pH value. |
| 8. Testing is not required if recent tests are available for imported topsoil. Submit these test results to Engineer for approval. Indicate, by test results, information necessary to determine suitability. |
| 3.2 GUARANTEE, MAINTENANCE, REPLACEMENT AND ACCEPTANCE |
| A. Guarantee: The Contractor shall guarantee all plants a period of twelve (12) months from the time of installation. This shall be known as the guarantee period. Any trees or shrubbery which are dead, not healthy, dying or the design of value of w... |
| B. Lawn Work: The Contractor shall be responsible for the proper care of the lawn areas from the moment at which they are installed and continuing through the guarantee period. Washouts, gullies, areas that do not germinate, dead sod areas, or other... |
| 1. At the conclusion of the guarantee period, all lawn areas shall be covered with a reasonable stand of grasses specified to be planted and acceptable to the Engineer. All areas not accepted shall be repaired and re-seeded in the manner with the see... |
| 2. Recondition existing lawn areas damaged by Contractor's operations including storage of materials or equipment and movement of vehicles. Also, recondition existing lawn areas where minor regrading is required. |
| 3. Recondition other existing lawn areas where indicated. |
| 4. Provide fertilizer, seed or sod and soil supplements as specified for new lawns and as required to provide a satisfactory reconditioned lawn. Provide a new planting soil as required to fill low spots and meet new finish grades. |
| 5. Cultivate bare and compacted areas thoroughly to provide a good, deep planting bed. |
| 6. Remove diseased or unsatisfactory lawn areas; do not bury into soil. Remove topsoil containing foreign material. |
| 7. Where substantial lawn remains (but is thin), mow, rake, aerate if compacted, fill low spots, remove humps and cultivate soil, fertilize, and seed. Remove weeds before seeding or if extensive, apply selective chemical weed killers as required. Ap... |
| 8. Water newly planted area and keep moist until new grass is established. |
| C. Maintenance of Lawn Areas |
| 1. Mow grass at regular intervals to maintain a maximum height of 2-1/2 inches. Do not cut more than 1/3 of grass blade at any one mowing. |
| 2. Neatly trim edges and hand clip where necessary. |
| 3. Immediately remove clippings after mowing and trimming. |
| 4. Water to prevent grass and soil from dying out. |
| 5. Control growth of weeds. Apply herbicides in accordance with manufacturer's instructions. Remedy damage resulting from improper use of herbicides. |
| 6. Immediately replace sod and/or re-seed areas which show deterioration or bare spots. |
| 7. Protect sodded and/or seeded areas with warning signs during maintenance period. |
| 8. Include maintenance instructions, cutting method and maximum grass height, types, application frequency and recommended coverage of fertilizer. |
| PART 4 - QUANTITY AND PAYMENT |
| 4.1 TOPSOIL, SEED & STRAW MULCH |
| A. Quantity of “Topsoil, Seed & Straw Mulch” will not be measured for this project. |
| B. Payment for “Topsoil, Seed & Straw Mulch” will be made as a Lump Sum (LS), for the base bid. Payment shall include all materials, labor, and equipment necessary to perform 4” topsoil installation, and seed and straw mulch installation. |
END OF SECTION
| PA091593T004 - 021400 - Dewatering |
| SECTION 021400 |
| DEWATERING AND FLOW DIVERSION |
| PART 1 - GENERAL |
| 1.1 DESCRIPTION |
| A. Dewatering of trenches and excavations. |
| B. Storm Sewer flow diversion. |
| PART 2 - PRODUCTS |
| 2.1 MATERIALS |
| A. Furnish pumps, carrier pipe, hoses, plugs, temporary lighting, shoring, and other equipment required for dewatering and flow diversion work. |
| PART 3 - EXECUTION |
| 3.1 METHODS OF WORK |
| A. Performance |
| 1. Dewatering: |
| a. Prevent surface water and subsurface or groundwater from flowing into excavations and from flooding project site and surrounding area. |
| b. Keep excavations and structures dry until all work is completed. Do not use trench excavations as temporary drainage ditches. |
| c. Dispose of water in suitable manner, without damage to work site or adjacent property. |
| d. Any sediment laden water from trench dewatering shall be filtered through approved sediment barriers prior to discharging onto the surrounding areas. |
| 2. Flow Diversion: |
| a. By-pass pumping of storm sewer flows as necessary to complete construction of proposed storm sewer facilities. |
| b. The Contractor shall determine fluming pipe and pump sizes necessary for required flow by-pass and submit a by-pass plan to the Engineer for review. |
| c. The flow diversion system components must be removable in case of an emergency. |
| d. Any damage to the existing sewer system caused by flow diversion operations shall be the Contractor’s responsibility and shall be repaired at no cost to the Owner. |
| e. One week prior to all damming and diverting of flows the Contractor shall notify the Owner and the Engineer. |
| PART 4 - QUANTITY AND PAYMENT |
| 4.1 DEWATERING AND FLOW DIVERSION |
| A. Quantity for Dewatering and Flow Diversion will not be measured for this project, but the work shall be performed as necessary to keep excavations, trenches and structures dry throughout the duration of the project. |
| B. Payment for Dewatering and Flow Diversion will not be made for this project, but the cost shall be included in the various items of the proposal. |
| END OF SECTION |
| PA091593T004 - 022270 - Excavation and Backfill |
| SECTION 022270 |
| EXCAVATION AND BACKFILL |
| PART 1 - GENERAL |
| 1.1 DESCRIPTION |
| A. Excavation and backfill shall include the excavation and backfilling for demolition, removal, or re-routing of existing below grade structures or utilities as indicated in the specifications for all materials of whatsoever nature encountered. |
| PART 2 - PRODUCTS |
| 2.1 MATERIALS |
| A. The Contractor shall, at his expense, make such test pits and borings along the line and site of the work to satisfy himself regarding the character of the various strata of sub-surface materials and the amount of ground water that may be encounter... |
| B. Backfill material: All on-site backfill materials shall be subject to the approval of the Engineer, and to the following requirements: |
| 1. Shall be as indicated on the plans. |
| 2. Free from deleterious substances, stumps, brush, weeds, roots, sod, rubbish, garbage and matter that may decay. |
| 3. Backfill to a height of two (2) feet above the top of the pipes, culverts and other structures with material free from stones or rock fragments larger than two inches (2") in greatest dimension, or as directed by Engineer. |
| 4. Free of large rocks or lumps that, in the opinion of the Engineer, may create voids or prevent proper compaction. |
C. Additional backfill material shall conform to Section 205 of the Pennsylvania Department of Transportation Publication 408 for Borrow Excavation.
| PART 3 - EXECUTION |
| 3.1 METHOD OF CONSTRUCTION |
| A. General Excavation - Excavation of all materials of whatsoever nature encountered shall be made to the lines and grades shown on the drawings, or as may be necessary to fully carry out the intent of the drawings, and of these specifications, where ... |
| B. Unauthorized Excavation - Special care shall be taken to prevent the movement of disturbances of earth under the foundation of the pipelines, manholes and other structures by providing adequate sheathing and bracing. Where the excavation is carrie... |
| C. Materials Excavated - The materials excavated shall be laid compactly on the side of the trench or excavation and kept trimmed as to be of as little inconvenience as possible to the travelling public and to adjoining tenants. Where the streets are... |
| D. Removal of Excavated Materials - The Contractor shall not, without permission from the Engineer, remove from the line of the work any excavated materials which may be suitable for filling the trench or excavation until the same has been refilled. ... |
| E. Removal of Water - Maintain and provide at all times during construction ample means and device which shall promptly remove and properly dispose of all water or sewage entering the excavation and structures, until all work to be built therein is c... |
| 1. Dispose of the water from the trenches and excavation in a suitable manner, without damage to adjacent property and in no case unless by special permission of the Engineer, shall water be allowed to run through the new pipes. Furnish all necessary... |
| 2. If the ground water and subsoil conditions along the line of the work are such that the Contractor cannot successfully handle the ditch water and provide a stable, hard trench bottom by ordinary trench pumping and bailing, the Contractor shall furn... |
| F. Backfilling - The backfilling of the trench will be filled by using properly compacted, common earth material. If sufficient earth cannot be obtained to completely fill the trenches, small pieces of rock may be used under the condition that the sp... |
| 1. Should excavated material be clay that will not consolidate by ordinary methods of backfilling, it shall be removed from site and replaced with granular material capable of quick compaction, the cost of said material to be included in the unit pric... |
| 2. The space between the pipe and the bottom and sides of the trench shall be backfilled by hand and thoroughly tamped with a light hand tamper, as fast as placed. The pipe shall then be covered by hand to a depth of at least one foot above the top o... |
| 3. During the backfill procedure, the soil compaction shall conform to not less than the following percentage of the maximum dry density: |
| a. Structures & Building Areas - 95% |
| b. Lawns & Unpaved Areas - 90% |
| c. Pavement, driveways & walkway areas - 95% |
| G. Interference with Existing Structures or Utilities - In excavating or backfilling, care must be taken not to injure any gas, water, sewer, electric or telephone conduits or other pipes, conduits or structures. The locations will be made by the Eng... |
| H. Protection of Street Surfaces - The Contractor shall carefully plank, or otherwise protect all street surfaces, gutters, curbs, and sidewalks before moving any heavy equipment, machinery, tractor or truck over the same. He will be held fully respo... |
| I. Detours, etc. - Contractor shall, where necessary, provide and erect all detour signs and maintain necessary barricades and lights. He shall confer with the local police chief and fire chief before blocking any street. Contractor shall construct ... |
| J. Rock Excavation – Excavation shall be considered “Rock Excavation” when the nature of the rock encountered while excavating within the contract work limits requires a second machine equipped with a hydraulic rock hammer be deployed in order to rend... |
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