Project_Specifications-R1.pdf

Project Specification Index

2022 CDBG Street Improvements Project

24-029EN-FC-IFB

General Requirements Summary of Work and General Specifications Measurement and Payment

CITY OF PLANT CITY

ENGINEERING

302 W.REYNOLDS ST.

PLANT CITY, FL 33563

2022 CDBG Street Improvements General Requirements 24-029EN-FC-IFB Page 1 of 2 6-11-2024

General Requirements

1. Applicable Specifications: All work shall be performed in accordance with the project Technical Specifications, City of Plant City’s Standard Guide Manual, and the FY2024-25 Florida Department of Transportation (FDOT) Standards Specifications for Road and Bridge Construction and Standard Plans for Road Construction . If any conflicts exist between these documents, the more stringent requirement shall apply.

2. Right of Way Use Permits: Contractor shall prepare and apply for Plant City Right of Way Use Permit for all roadways within City Right of Way. For projects intersecting or abutting roadways operated by Hillsborough County (HC) or the Florida Department of Transportation (FDOT), Contractor shall also prepare and submit for HC - Temporary Traffic Control permit or FDOT - General Use permit as appropriate. Contractor shall provide City with application and permit documents.

3. Preconstruction Video: The Contractor shall video each street, parking lot, or other construction area, and is to provide a copy of the video to the City before work is to begin on the project. The video shall show the existing conditions along each lane of pavement, curbs, sidewalks, catch basins, manholes, valve boxes, retaining walls, the existing centerline and edge striping, stop bars, cross walks, RPM’s and their locations, and other information along the street.

4. Sediment & Erosion Control / NPDES Construction Generic Permit: Contractor shall prevent erosion of soil off the site and adjacent property resulting from construction activities, and shall install and maintain sufficient provisions to prevent debris from entering storm sewers or surface waters. Effective measures shall be installed prior to the commencement of any land disturbance, including clearing, grading, excavation, or other operations that may result in erosion of soils or placed materials. Control measures shall be monitored and maintained as necessary and all damage or displacement shall be promptly repaired.

Work shall be scheduled to expose areas subject to erosion for the shortest practical time.

For projects that will disturb one or more acres of land, Contractor is responsible for applying for and compliance with NPDES Construction Generic Permit (CGP) as applicable.

This includes submittal of Notice of Initiation (NOI) and Notice of Termination (NOT), as well as preparation and maintenance of a complete Stormwater Pollution Prevention Plan (SWPPP), and all reporting and recordkeeping per FDEP requirements. Contractor shall copy City’s Project Manager on all applications and correspondence concerning this permit.

This project has been determined to exceed 1 acre of disturbed soil.

5. Maintenance of Traffic: Contractor shall provide for the maintenance of traffic (MOT) in the work areas and shall include the installation and maintenance of traffic control devices for any assigned work according to the FDOT Design Standards Index 102 series and applicable laws and ordinances. The maintenance of traffic control plan shall provide a safe work zone and safe flow of traffic in and through the project work area. Contractor shall submit the prepared MOT Plan by an FDOT Advanced Certified individual for each street for approval by the City. MOT Plans near schools shall be coordinated with School officials to minimize traffic impacts during school hours.

The MOT Plan for following streets shall include variable message boards (VMB) as indicated below. VMBs shall be established a minimum of seven days prior to commencing

2022 CDBG Street Improvements General Requirements 24-029EN-FC-IFB Page 2 of 2 6-11-2024 construction on the street and shall remain operational until the work is completed. The message shall advise the public of the schedule for the work and necessary detours. These VMB requirements are a minimum to provide for public convenience and shall be increased as necessary to meet MOT standards.

i) W. Lowery Street @ Alexander Street – Two VMBs required (One Northbound and one

Southbound on Alexander Street) indicating closure of W. Lowery Street and necessary detour.

ii) W. Reynolds Street – Two VMBs required (One Eastbound and one Westbound on W.

Reynolds Street) indicating closure and necessary detours of Plum Street through Plant Street.

6. Public Notice: Contractor shall distribute door hangers to each residence and business on the street to be resurfaced one (1) week prior to starting work. Door hangers will be coordinated with the City prior to distribution.

7. Strawberry Festival Coordination: During the period from February 1 through March 28, no work shall be initiated within the vicinity most impacted by the Florida Strawberry Festival activities and traffic. The area is generally defined as West of N. Alexander Street, South of I-4 to and including Airport Road and Sydney Road. Any incomplete work in the vicinity shall be completed and restored or secured and made fully accessible to pedestrian and / or vehicle traffic as appropriate, by February 1.

8. Parade Coordination: Work in the immediate vicinity of the Christmas Parade, the Dr.

Martin Luther King Jr. Day Parade, and Florida Strawberry Festival Parade will be coordinated by the contractor to allow full use of the roadways and right of way. Parade routes and dates will be provided to the Contractor upon official authorization by the City.

9. Work Area: Contractor to conduct all work, including storage of materials and equipment, on City right of way, and shall not encroach at any time on private property. If Public property is made available by the City, Contractor shall maintain responsibility for safety and security of all areas accessed or utilized by Contractor. Contractor shall maintain the site to be free of debris and litter at all times, and shall restore site to pre-construction condition prior to completion of project.

10. Construction Scheduling: Contractor to coordinate and perform all work and testing to expedite returning streets to service. Contractor to minimize inconvenience to access residential homes and shall provide temporary access as directed or as conditions require;

access to businesses shall be maintained at all times. Emergency vehicle access to all properties shall be maintained at all times. No portion of roadway shall be disturbed for more than 30 days.

2022 CDBG Street Improvements Summary of Work and General Specification 24-029EN-FC-IFB Page 1 of 5 6-11-2024

Summary of Work and General Specifications

FDOT Specifications (FY 2024-25) referenced below include:

Section 120 – Excavation and Embankment Section 285 – Optional Base Course Section 300 – Prime and Tack Coats Section 327 – Milling of Existing Asphalt Pavement Section 330 – Hot Mix Asphalt – General Construction Requirements Section 334 – Superpave Asphalt Concrete Section 346 – Structural Portland Cement Concrete Section 352 - Grinding Concrete Pavement Section 425 – Inlets, Manholes, and Junction Boxes Section 430 – Pipe Culverts Section 520 - Concrete Gutter, Curb Elements, and Traffic Separators Section 522 – Concrete Sidewalk and Driveways Section 527 – Detectable Warnings Section 570 – Performance Turf Section 706 – Raised Pavement Markers and Marker Adhesive Section 710 - Painted Pavement Markings Section 711 – Thermoplastic Pavement Markings Section 901 – Coarse Aggregate Section 911 – Base and Stabilized Base Materials Section 921 – Portland Cement and Blended Cement Section 934 – Non-Shrink Grout Section 985 – Geosynthetic Materials

Milling of Existing Asphalt Pavement

1) Prepare the street surface by milling the existing asphalt surface course to the thickness as identified in the project plans and specifications, and as defined in Section 327.

2) The milling thickness has been determined by the Engineer based on the field conditions for those streets that have varying thickness of surface course. The contractor shall make all efforts to adjust the milling machine to preserve existing pavement cross slopes and not to mill the base course.

Asphalt Placement and Overlay

1) Power sweep all milled or existing surfaces prior to application of tack coat. Power sweep asphalt surfaces as necessary to remove accumulated sand or debris. Apply tack coat in accordance with Section 300.

2) Install the new asphalt surface course to the existing street from edge to edge with Superpave 9.5 Fine mix, unless specified otherwise for specific locations. The edge of the overlay shall be feathered to match the grade of the existing sidewalks and driveways to within ¼ inch. Asphalt thickness shall be 1-1/2 inches unless specified otherwise for certain locations.

3) Install overlay to restore the existing cross slope, or to establish the Minimum cross slope indicated in the plans, whichever is greater.

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4) The Superpave mix to be installed for the surface course for the street is SP 9.5 Fine mix, traffic level C, meeting the material specifications of Section 334, and the General Construction Requirements of Section 330. The amount of Reclaimed Asphalt Pavement (RAP) material used in the mix shall not exceed 20% by weight of total aggregate.

5) When matching the elevation of adjoining streets, the existing pavement shall be milled to provide a smooth transition between the adjacent street and the new pavement.

6) The installed asphalt should exhibit good workmanship meeting the criteria of Section 330-9.2, with no significant defects. Objectionable surface irregularities greater than 3/8 inch as determined by 15’ straightedge shall be repaired. Contractor shall protect asphalt surface from damage until the road or parking area is made available to the public. The City shall be the sole evaluator of damage or deficiencies. Depending on severity, at the discretion of the City a price reduction or replacement may be required. Minimum repair or replacement shall be lane width by 25 feet. The City may inspect all loads of asphalt and reject any that do not meet the proper temperature. The City may also require random thickness tests and same shall be recorded in a report. If any questions arise the City shall have full authority to perform any tests deemed necessary to determine the material meets specifications.

7) Manhole and valve cover adjustments may be required before the installation of the surface course. Contractor will be required to adjust manhole and valve covers up or down to match pavement surface course.

8) Perform restoration as required including sodding to return the area to preconstruction conditions. Sod shall match the existing type in place along the right-of-way.

Concrete Curb, Sidewalk, ADA Ramps, and Grinding Existing Concrete

1) ADA ramps shall be replaced and constructed in compliance with FDOT Standard Index 522-002.

2) ADA Curb Ramp deficiencies are identified in the contract documents. Contractor shall apply criteria for longitudinal slope, cross slope, minimum width, clearances, etc. as identified in the FDOT Index to locations identified by the City, to field-fit appropriate and ADA compliant solutions. Contractor shall coordinate with Engineer as necessary prior to placing concrete.

3) Install concrete flatwork at locations indicated in the Contract Documents.

4) All Sidewalks, driveway aprons, and slabs shall be 6 inches minimum thickness unless specified otherwise.

5) Concrete curb shall be replaced and constructed in compliance with FDOT Standard Index

520-001 unless specified otherwise.

6) Installation and materials shall comply with applicable sections of Section 520 – Concrete

Gutter, Curb Elements and Traffic Separators, and Section 522 – Concrete Sidewalks and Driveways for material specifications, installation instructions, and required submittals.

7) Detectable Warnings shall be provided and installed in accordance with Section 527.

8) Equipment and methods used for grinding existing concrete sidewalks to meet specified cross slope shall be generally the same as indicated in Section 352. Finished surface shall meet the uniformity and roughness indicated in the project details.

9) All concrete cutting, grinding, and demolition shall incorporate best practices to minimize dust and contaminated cutting fluids from leaving the site; wash water must not be discharged to the storm sewer or sanitary sewer.

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Removal and Replacement of Base Material

1) Saw cut all locations where existing pavement is to remain. Protect the pavement edge from damage during construction. Saw cuts shall be straight lines where possible, and shall deviate no more than ½- inch from a straight line.

2) Remove existing asphalt and base material to the depth required for the intended replacement base and asphalt overlay. Unless otherwise specified for certain locations, replacement base shall be 6 inches thick Recycled Concrete Aggregate, LBR150, meeting the requirements of Section 285, and replacement asphalt shall be 1-½ inches thick, SP

9.5 , Fine mix, traffic level C, meeting the material specifications of Section 334, and the General Construction Requirements of Section 330. The amount of Reclaimed Asphalt Pavement (RAP) material used in the mix shall not exceed 20% by weight of total aggregate.

3) The new base material to be replaced shall be the width of the lane plus 6 inches on the shoulder. In locations where existing curb is to remain in place, replace base up to curb.

4) Install new base material to the design thickness (6 inches unless otherwise specified.)

Base material shall be compacted in 4 to 6 inch lifts to 100% of the maximum dry density per AASHTO T-180. Test finished base at a frequency of 1 per 100 LF. Test reports shall be submitted to the City, signed and sealed by a professional engineer.

5) When base surface is exposed for more than 48 hours prior to resurfacing, or when Contractor desires to protect finished surface from weather, apply a prime coat to the exposed base, as defined in Section 300.

6) Crushed reclaimed concrete base material shall meet the material specifications as defined in Section 901.

7) Upon written request by the Contractor, Black Base, SP 12.5 or SP 9.5, with a thickness of 5 inches may be approved by the Engineer in lieu of 6 inches of crushed concrete. Black Base shall meet the material specifications of Section 334, and the General Construction Requirements of Section 330. Black Base shall be paid for at the contract rate for 6 inch-thick Crushed reclaimed concrete base, based on SYD measured in place.

Performance Grass / SOD

Provide and Install Performance Grass where existing unpaved areas are disturbed and where called for on the plans. All Performance Grass shall be SOD meeting the material and installation requirements of Section 570. Contractor shall provide ample watering during establishment period and for the duration of the contract to maintain a healthy stand of turf.

Contractor shall provide for mowing at any time the height exceeds 6 inches.

Work Near CSX Railroad

Work in the vicinity of existing CSX Transportation (CSX) railroad tracks will require approval, scheduling, Insurance, and provision of a flagger through CSX. Contractor shall provide necessary coordination and shall prepare and submit appropriate applications and documentation, and comply with all safety precautions and measures, as required by CSX.

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Traffic Stripes and Marking Temporary paint shall meet the requirements of Section 710 for Standard Paint.

Permanent Thermoplastic markings shall meet the requirements of Section 711 for Hot Applied Standard Thermoplastic.

Resurfaced streets to be temporarily striped with paint until thermoplastic striping can be installed. All new pavement markings are to be installed to return the street to preconstruction striping and markings with the crosswalks, gore, railroad crossings, and stop bars brought up to the latest FDOT standards. The City shall specify any adjustments to be made where the videos are not clear as to what was existing striping.

Resurfaced streets shall be temporarily marked with paint, thermoplastic markings shall be applied after the recommended 30 day cure period of the new asphalt. All new pavement markings shall be applied in accordance with MUTCD Standards. In cases where road conditions will not allow new markings to conform to MUTCD Standards the Contractor shall notify the City of Plant City Traffic Operations to approve altered application. Each standard marking shall be used only to convey the meaning prescribed for that marking. When used for applications not described herein, markings shall conform in all respects to the principles and standards set forth herein. All markings shall meet retroreflective and visible at night. Glass spheres shall be of a composition designed to be highly resistant to traffic wear and to the effects of weathering for the production of a reflective surface, without altering day visibility of the marking. Application of all thermoplastic pavement markings lines shall attain to a minimum thickness of 100 mils.

The City of Plant City Traffic Department shall be notified 72 hours in advance final markings applications.

Crosswalk Markings When crosswalk lines are applied, they shall consist of solid white lines that mark the crosswalk and shall all be marked to the FDOT special emphasis standard. They shall consist of a traverse line of 12 inches and a diagonal or longitudinal line 24 inches in width.

Centerline Markings Centerline markings shall be placed on all roadways to delineate the separation of traffic lanes.

Centerlines shall go back to the original state unless otherwise indicated by Engineer or Traffic Operations Manager.

Stop Line Markings All stop lines (stop bars) shall consist of solid white lines extending across approach lanes to indicate the point at which the stop is intended or required to be made. All stop lines shall be 24 inches in width.

Raised Pavement Markers

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Raised Pavement Markers shall be placed on all roadways. The color of raised pavement markers under both daylight and nighttime conditions shall conform to the color of the marking for which they serve as a positioning guide, or for which they supplement or substitute. Blue raised pavement markers shall be placed at all fire hydrant locations along newly resurfaced pavement.

Edge Line Markings Edge line markings shall be placed on all rural arterials and collectors with a traveled way of 20 feet or more in width. All paved roadways not meeting the minimum criteria will require an engineering judgement from the City to indicate a need for edge line markings.

Parking Space Markings Parking space markings shall be white and (6 inches in width. Blue lines may supplement white parking space markings of each parking space designated for use only by persons with disabilities.

Delineators

If the resurfacing project requires the removal of delineators, these devices shall be replaced and new delineators installed in accordance with MUTCD Section 3D.03. Delineators shall be retroreflective devices mounted above the roadway surface and along the side of the roadway in a series to indicate the alignment of the roadway. Delineators shall consist of retroreflector units that are capable of clearly retro-reflecting light under normal atmospheric conditions from a distance of (1,000 ft) when illuminated by the high beams of standard automobile lights.

2022 CDBG Street Improvements Measurement and Payment 24-029EN-FC-IFB Page 1 of 4 6-11-2024

Measurement and Payment Measurement will be made on the work installed per the unit in the bid item.

Payment will be based on the contract unit cost basis and the number of units measured and installed in the field. Contractor is encouraged to coordinate measurement with City Inspector to reduce potential for delay or rejection of application for payment.

Payment for each item includes furnishing and installation of all labor, material, equipment, and other items necessary to complete the work.

Approved Change Orders are required prior to performing any changes in Work, in accordance with Contract Documents.

References to specifications or plans shall mean the Contract Documents.

The following names and abbreviations of Measurements shall be interchangeable:

• Lump Sum (LS)

• Each (EA)

• Square Yard (SYD)

• Square Foot (SF)

• Linear Foot (LF)

• Ton (TON)

BID ITEM 1: BONDS AND INSURANCE

Work Included in Payment: Obtaining and Providing all Bonds and Insurance required by the Contract Documents.

Measurement: Payments for the Lump Sum item will be made up to 100% of the Bid Item amount upon the initial progress payment.

BID ITEM 2: MOBILIZATION/DEMOBILIZATION

Work Included in Payment: Mobilization of all equipment, materials, supplies and personnel to perform the work identified in this project. Also includes videotaping of each street, sidewalk, or other affected facility, utility notification, other preparatory work not specifically identified elsewhere prior to beginning work, routine site and storage area clean-up, and debris removal.

Measurement: Payments for the Lump Sum item will be made based on the percent of project complete. Initial progress payment may include up to the greater of 35% of the Bid Item amount or the percent of project complete. 10% must be reserved until Final Completion.

BID ITEM 3: MAINTENANCE OF TRAFFIC (MOT)

Work Included in Payment: Preparation and submittal of the City’s Right-of-Way Use Permit Applications for each street including development of MOT, setting up the MOT and variable message boards; distribution of door hangers to all residences and businesses located on each street prior to work beginning.

Measurement: Payments for the Lump Sum item will be made based on the percent of project complete. Initial progress payment may include up to the greater of 35% of the Bid Item amount or the percent of project complete. 10% must be reserved until Final Completion.

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BID ITEM 4: SEDIMENT AND EROSION CONTROL / NPDES Constr. Generic Permit Work Included in Payment: Provision and maintenance of all control measures, and removal of all measures upon completion of the project. Preparation and submittal of NPDES permit applications, notices, and all supporting correspondence and documentation necessary for a complete application and required monitoring and reporting.

Measurement: Payments for the Lump Sum item will be made based on the percent of project complete. Initial progress payment may include up to the greater of 35% of the Bid Item amount or the percent of project complete. 10% must be reserved until Final Completion.

BID ITEM 5: 1 INCH CONSTANT DEPTH MILLING OF SURFACE COURSE

Work Included in Payment: Milling of existing asphalt surface to the specified depth, power sweeping millings from the milled surface, transport, and disposal of millings at a legal reuse or disposal facility.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 6: 1 ½ INCH CONSTANT DEPTH MILLING OF SURFACE COURSE

Work Included in Payment: Milling of existing asphalt surface to the specified depth, power sweeping millings from the milled surface, transport, and disposal of millings at a legal reuse or disposal facility.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 7: SUPERPAVE 9.5 (SP 9.5) SURFACE COURSE

Work Included in Payment: Provision and installation of SP 9.5 Surface Course of the of the specified thickness and cross-slope, including power sweeping of sand and debris and subsequent application of the tack coat, material and straight-edge testing. Also includes material and installation of Driveway Apron / Edge Protection per plans.

Measurement: Payment will be made based upon the Ton of SP 9.5 material delivered and incorporated into the Work. Each Application for Payment shall include copies of delivery tickets, and a tabulation of all delivery tickets, for all SP 9.5 material.

BID ITEM 8: REMOVAL OF EXISTING ASPHALT PAVEMENT AND BASE

Work Included in Payment: Earthwork necessary to mill or excavate existing asphalt pavement and to excavate existing base, including saw cutting at transition to existing pavement. Also includes sweeping, collecting, transport and disposal of excess material and soils at a legal reuse or disposal facility.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 9: BASE REPLACEMENT (6” RECYCLED CRUSHED CONCRETE)

Work Included in Payment: Materials and earthwork necessary to provide 6-inch thick Crushed Reclaimed Concrete base, and material and density testing.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

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BID ITEM 10: TYPE B STABILIZATION

Work Included in Payment: Materials and earthwork necessary to provide subgrade stabilization, and material and density testing.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 11: REMOVAL AND REPLACEMENT OF EXISTING BASE AND DROP CURB

Work Included in Payment: Saw-cutting, excavating, and demolition necessary to remove existing concrete curb and 6 inches of underlying base, and installation of new 6-inch thick Crushed Reclaimed Concrete base and concrete drop curb. Also includes dust abatement, sweeping, collecting, transport and disposal of concrete material at a legal reuse or disposal facility.

Measurement: Payment will be made based upon the length measured in place, in units of Linear Foot.

BID ITEM 12: REMOVAL OF EXISTING BASE AND SUBGRADE FOR DRIVEWAY

APRON / EDGE PROTECTION

Work Included in Payment: excavating necessary to remove existing base and subgrade as indicated in the plans. Also includes dust abatement, sweeping, collecting, transport and disposal of excess material at a legal reuse or disposal facility.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 13: TEMPORARY PAVEMENT STRIPING AND MARKINGS

Work Included in Payment: Temporary striping, stop bars, cross walks, and other markings to meet current standards.

Measurement: Payments for the Lump Sum item will be made based on the percentage of Work complete.

BID ITEM 14: PERMANENT THERMOPLASTIC PAVEMENT STRIPING, MARKINGS,

AND RPMS

Work Included in Payment: Permanent Thermoplastic striping, stop bars, cross walks, RPMs, and other markings to meet current standards.

Measurement: Payments for the Lump Sum item will be made based on the percentage of Work complete.

BID ITEM 15: CONCRETE REMOVAL – CURB RAMPS AND SIDEWALKS

Work Included in Payment: Saw-cutting, excavating, and demolition necessary to remove existing curb ramps and sidewalk. Also includes dust abatement, sweeping, collecting, transport and disposal of concrete material at a legal reuse or disposal facility.

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BID ITEM 16: CONCRETE SIDEWALK – 6” THICK

Work Included in Payment: Provision of new concrete Sidewalk including field layout, forming, and placing of concrete.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 17: MANHOLE COVER ADJUSTMENT

Work Included in Payment: Earthwork, demolition, and reconstruction necessary to adjust existing manhole cover either up or down to match surface of resurfaced roadway.

Measurement: Payments for the Each item will be made based on the number of units complete.

BID ITEM 18: VALVE BOX COVER ADJUSTMENT

Work Included in Payment: Earthwork, demolition, and reconstruction necessary to adjust existing valve box either up or down to match surface of resurfaced roadway.

Measurement: Payments for the Each item will be made based on the number of units complete.

BID ITEM 19: PERFORMANCE TURF, SOD, AND SOIL – Shoulder Treatment Index 570-010 Work Included in Payment: Provision and installation of Performance Grass / Sod including earthwork, watering and maintenance.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 20: GRAVEL EROSION CONTROL BED

Work Included in Payment: Provision and installation of Gravel Erosion Control Bed.

Measurement: Payments for the Each item will be made based on the number of units complete.

BID ITEM 21-A: CONCRETE SIDEWALK – 6” THICK

Work Included in Payment: Provision of new concrete Sidewalk including field layout, forming, and placing of concrete.

Measurement: Payment will be made based upon the area measured in place, in units of Square Yard.

BID ITEM 22-A: CONCRETE SIDEWALK – 6” THICK

Work Included in Payment: Provision of new concrete Sidewalk including field layout, forming, and placing of concrete.