830926SewerAlex.pdf

Technical Specifications

Prepared for:

City of Alexandria, VA

City of Alexandria, Virginia

Issue Date:

May 2026

Colonial Avenue Sewer Separation Bid Set

City of Alexandria Standard Specifications

SECTION 000110 –

TABLE OF CONTENTS

000110 - 1

PROCUREMENT AND CONTRACTING DOCUMENTS GROUP

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

000110 TABLE OF CONTENTS

SPECIFICATIONS GROUP

General Requirements Subgroup

DIVISION 01 - GENERAL REQUIREMENTS

010000 GENERAL REQUIREMENTS

011000 SUMMARY

011100 EXECUTION REQUIREMENTS

011200 PROJECT RECORD DOCUMENTS

011300 CLOSEOUT PROCEDURES

011400 TEMPORARY TREE AND PLANT PROTECTION

012000 UNIT PRICES

013000 PROJECT MANAGEMENT AND COORDINATION

013514 TRAFFIC CONTROL

014000 CONSTRUCTION PROGRESS DOCUMENTATION

015000 SUBMITTAL PROCEDURES

017000 QUALITY REQUIREMENTS

018000 MOBILIZATION

019000 TEMPORARY FACILITIES AND CONTROLS

Facility Construction Subgroup

DIVISION 02 - EXISTING CONDITIONS

024114 PAVEMENT REMOVAL

024116 STRUCTURE DEMOLITION

DIVISION 13 - SPECIAL CONSTRUCTION

135200 TEMPORARY BYPASS PUMPING SYSTEM

Site and Infrastructure Subgroup

DIVISION 31 - EARTHWORK

312000 GENERAL EARTHWORK

312002 TRENCHING

312319 DEWATERING

315000 EXCAVATION SUPPORT AND PROTECTION

SECTION 000110 –

000110 - 2

DIVISION 32 - EXTERIOR IMPROVEMENTS

321216 ASPHALT PAVING

321723 PAVEMENT MARKINGS

DIVISION 33 - UTILITIES

330500 COMMON WORK RESULTS FOR UTILITIES

330507.21 AUGER BORING

333000 SANITARY SEWER SYSTEM

APPENDIX A – GEOTECHNICAL REPORT

APPENDIX B – CCTV REPORTS

END OF TABLE OF CONTENTS

SECTION 010000 –

GENERAL REQUIREMENTS

010000 - 1

SECTION 010000 – GENERAL REQUIREMENTS

PART 1 – GENERAL

1.1 SUMMARY

A. Public Utility Installations and Structures:

1. Public utility installations and structures shall be understood to include all poles, tracks, pipes, wires, conduits, vaults, manholes, and all other appurtenances and facilities pertaining thereto whether owned or controlled by the Owner (City of Alexandria), other governmental bodies or privately owned, used to provide gas, electricity, telephone, sewerage, drainage, water or other public or private property which may be affected by the work shall be deemed included hereunder.

2. The Contractor shall be responsible for all coordination with the utility companies.

3. The Contract Documents contain data relative to existing public or private utility installations and structures above and below the ground surface. These data are not guaranteed as to their completeness or accuracy, and it is the responsibility of the Contractor to make their own investigations to inform themselves fully of the character, condition, and extent of all such installations and structures as may be encountered and as may affect the construction operations.

4. The Contractor shall protect all public or private utility installations and structures from damage during the work. Access across any buried installation or structure shall be made only in such locations and by means approved by the Utility Owner. The Contractor shall so arrange their operations as to avoid any damage to these facilities. All required protective devices and construction shall be provided by the Contractor at their expense. All existing utilities damaged by the Contractor shall be repaired by the Contractor, at their expense, as directed by the Utility Owner. No separate payment shall be made for such protection or repairs to public utility installations or structures.

5. Where utility installations or structures owned or controlled by the Owner (City of Alexandria) or other governmental body are encountered during the course of the work, and are not indicated on the Plans or in the Specifications, and when, in the opinion of the Contracting Officer’s Technical Representative (COTR), removal, relocation, replacement or rebuilding is necessary to complete the work under this Contract, such work shall be accomplished by the utility having jurisdiction, or such work may be approved, in writing by the City’s technical representative Engineer, for the Contractor to accomplish. If such work is accomplished by the utility having jurisdiction it will be carried out expeditiously and the Contractor shall give full cooperation to permit the utility to complete the removal, relocation, replacement or rebuilding as required. If such work is accomplished by the Contractor, it will be in accordance with the General and Supplemental General Conditions.

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6. All Owner (City of Alexandria) and other governmental utility departments and other Owners of public or private utilities which may be affected by the work will be informed in writing by the Contractor within two weeks after the execution of the Contract or Contracts covering the work. Such notice will set out, in general, and direct attention to the responsibilities of the Owner (City of Alexandria) and other governmental utility departments and other Owners of public or private utilities for such installations and structures as may be affected by the work and will be accompanied by one set of Plans and Specifications covering the work under such Contract(s).

7. In addition to the general notice given, the Contractor shall give written notice to Owner (City of Alexandria) and other governmental utility departments and other Owner of public or private utilities of the location of their proposed construction operations, at least one (1) week in advance of breaking ground in any area or on any unit of the work.

8. The maintenance, repair, removal, relocation or rebuilding of public or private utility installations and structures, when accomplished by the Contractor as herein provided, shall be done by methods approved by the Utility Owner at no additional cost.

1.2 PRECONSTRUCTION SURVEY

A. Before any work is performed at the site by the Contractor a joint preconstruction survey will be performed. The preconstruction survey is to be provided by the Contractor. The Contractor is to provide the viewing software supporting the video images. The Contractor, COTR and Owner will review the existing conditions jointly and a video on an external USB/portable hard drive of this review will be made by the Contractor for record purposes. The Contractor is to retain their own copies of the video record. Following completion of the Work, the video record may be used to compare conditions prior to construction to those conditions following construction to ascertain that the site has been properly restored.

1.3 CONSTRUCTION RECORDS AND PHOTOGRAPHS

A. Contractor shall keep accurate records on the construction progress (type of Work performed, extent of repairs, location, etc.) on a day-to-day basis. A qualified representative of Contractor shall enter the progress into a construction log book. Entries and notations shall be made in a neat and legible manner. These logs shall be delivered to COTR upon completion of the construction.

B. Provide pre-construction photographs prior to commencement of work on the site. Provide exposures of the area where the Work is to take place as designated by the COTR. Take two

(2) photographs at each project location. One photograph should be looking in the upstream

010000 - 3 direction and the other shall be taken looking in the downstream direction. Each photograph shall be labeled identifying the relevant features and is to indicate the date and time stamp and the direction of the view.

Provide digital construction photographs during the progress of the Work. Take two (2) weekly exposures at each project location starting 1 month after the date of the pre-construction photographs and continuing as long as the Work is in progress. Ensure each photo is annotated in such a manner that a reviewer can clearly understand precisely where the photo was taken and what aspect or view of the Work is presented. Take a minimum of four (4) exposures at each project location upon Final Acceptance and Completion of the Work. The location of the photographs is to be directed by the COTR. For the Work of the Contract, digital images date and time stamp shall be provided as follows:

1. Pre-construction – Minimum of ten (10) exposures.

2. Construction (Monthly) – Minimum of ten (10) exposures per month.

3. Post construction – Minimum of twenty (20) exposures.

1.4 SHOP DRAWINGS AND SUBMITTALS

A. GENERAL

The Contractor shall furnish one (1) digital copy and descriptive literature for all manufactured or fabricated items with each submittal to the COTR for review and approval. Additional information such as special drawings, assembly, arrangement and configuration, schedules, and calculations, shall be provided when specifically required in the Technical Specifications.

The term “shop drawings” shall mean drawings, prints, sketches, descriptive literature, test reports, samples, calculations, schedules, material lists, material safety data sheets, and items of similar meaning. No material shall be fabricated or shipped unless the applicable drawings or submittals have been reviewed and approved by the COTR.

Contractor shall review and check drawings and submittals. Contractor shall indicate their review by initials and date, and shall also reference each applicable item, section, or division of the Specifications. If the drawings or submittals deviate from the Contract Drawings, Contractor shall advise COTR, in writing, of the deviation and the reasons therefore.

In the event Contractor obtains COTR’s acceptance for the use of material or equipment other than that which is shown on the Contract Drawings or specified, Contractor shall, at their own expense, and using methods acceptable to COTR, make any changes to structures, facilities, and/or piping, that may be necessary to accommodate this equipment.

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The shop drawings and submittals listed in these specifications are required to be prepared by Contractor. Contractor’s refusal to cooperate and provide such requirements may serve as the basis for the Owner to terminate the Contract.

B. WORK PLAN REQUIREMENTS

1. Contractor shall prepare and submit to the Owner a written Draft Work Plan within ten (10) days after receipt of the Notice to Proceed.

2. Contractor shall present the COTR, the primary schedule sequence of construction activities within ten (10) days after receipt of the Notice to Proceed.

3. Contractor shall confirm the equipment to be used for the entire project. The Contractor shall provide noise reduction measures on all operating machinery, equipment and systems.

4. Contractor shall incorporate the Project Schedule and related activities, permit application review and approved traffic control plan implementation, site dewatering, flow diversion and controls, public access and use, erosion and sedimentation measures, and public notification with the Work Plan. Contractor shall also include details associated with the means and methods, as well as timing of excavations.

5. Contractor shall attend bi-weekly progress meetings.

6. Contractor shall submit a two week look ahead schedule for discussion at each bi-weekly progress meeting.

7. Contractor shall revise and submit Work Plan updates every month.

1.5 PERMITS

A. Contractor shall obtain, at their own expense, all permits, approvals, and licenses required by all local, state, and federal agencies having jurisdiction. Permits issued by the City will be issued at no cost to the Contractor.

1.6 CLEANING

A. Contractor shall at all times keep the construction site and the surrounding area presentable to the public, clear and clean of rubbish and debris caused by or resulting from the Contractor’s operation. At completion of the Work each day, Contractor shall remove all the rubbish, debris, tools, equipment, temporary Work and surplus materials, from and about the premises, and shall leave the site clean and ready for use.

On a daily basis, all waste and excess materials shall be disposed of off the project site and at no additional expense to Owner. In no case shall waste materials (any removed concrete, piping, equipment, etc.) be buried on the site. Burning is not permitted.

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After completion of all Work and before final acceptance of the Work, Contractor shall thoroughly clean all equipment and materials and shall remove all foreign matter such as grease, dirt, labels, stickers, etc., from the exterior of the piping, equipment, and all associated fabrication.

1.7 UTILITY SERVICE

A. Contractor shall arrange for and pay all costs for utility services that may be required for the Work.

1.8 PLANS AND SPECIFICATIONS

A. Contractor To Check Plans and Data:

1. Contractor shall verify all dimensions, quantities and details shown on the Plans, Supplementary Drawings, Schedules, Specifications or other data received from the COTR, and shall notify the COTR of all errors, omissions, conflicts, and discrepancies found therein. Failure to discover or correct errors, conflicts or discrepancies shall not relieve the Contractor of full responsibility for unsatisfactory work, faulty construction or improper operation resulting there from nor from rectifying such conditions at their own expense. The Contractor will not be allowed to take advantage of any errors or omissions, as full instructions will be furnished by the COTR, should such errors or omissions be discovered. All schedules are given for the convenience of the COTR and the Contractor and are not guaranteed to be complete. The Contractor shall assume all responsibility for the making of estimates of the size, kind, and quality of materials and equipment included in work to be done under the Contract.

1.9 TEMPORARY STRUCTURES

A. Responsibility for Temporary Structures:

1. In accepting the Contract, the Contractor assumes full responsibility for the sufficiency and safety of all temporary structures or work and for any damage which may result from their failure or their improper construction, maintenance or operation and will indemnify and save harmless the Owner (City of Alexandria) and COTR, Owner’s Consultants from all claims, suits or actions and damages or costs of every description arising by reason of failure to comply with the above provisions.

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B. Temporary Fences:

1. If, during the course of the work, it is necessary to remove or disturb any fence or part thereof, the Contractor shall, at their own expense, if so approved by the COTR, provide a suitable temporary fence which shall be maintained until the permanent fence is replaced. The COTR shall be solely responsible for the determination of the necessity for providing a temporary fence and the type of temporary fence to be used.

1.10 SAFETY

A. Accident Prevention:

1. Precautions shall be exercised at all times for the protection of persons and property. The safety provisions of applicable laws, building and construction codes shall be observed. The Contractor shall comply with the U.S.

Department of Labor Safety and Health Regulations for construction promulgated under the Occupational Safety and Health Act of 1970 (PL 9 1- 596), and under Section 107 of the contract Work Hours and Safety Standards Act (PL-54), except where state and local safety standards exceed the federal requirements and except where state safety standards have been approved by the Secretary of Labor in accordance with provisions of the Occupational Safety and Health Act.

B. First Aid:

1. Contractor shall keep upon the site, at each location where work is in progress, a completely equipped first aid kit and shall provide ready access thereto at all times when people are employed on the work.

1.11 LINES AND GRADES

A. Grade:

1. All work under this Contract shall be constructed in accordance with the lines and grades shown on the Plans, or as otherwise approved by the COTR. The full responsibility for keeping alignment and grade shall rest upon the Contractor.

2. The Contractor shall provide copies of all construction stake-out computations (cut sheets) to the COTR prior to the installation of improvements.

B. Safeguarding Marks:

1. The Contractor shall safeguard all points, stakes, grade marks, monuments and

010000 - 7 bench marks made or established on the work, bear the cost of reestablishing them if disturbed, and bear the entire expense of rectifying work improperly installed due to not maintaining or protecting or to removing without authorization such established points, stakes and marks.

2. The Contractor shall safeguard all existing and known property corners, monuments and marks adjacent to but not related to the work and, if required, shall bear the cost of reestablishing them if disturbed or destroyed.

1.12 ADJACENT STRUCTURES AND LANDSCAPING

A. Responsibility:

1. Contractor shall be entirely responsible and liable for all damage or injury as a result of their operations to all adjacent public and private property, structures of any kind and appurtenances thereto met with during the progress of the work.

The cost of protection, replacement in their original locations and conditions or payment of damages for injuries to such adjacent public and private property and structures affected by the work, whether or not shown on the Plans, and the removal, relocation and reconstruction of such items called for on the Plans or specified shall be included in the various Contract Items and no separate payments will be made therefore.

2. Contractor is expressly advised that the protection of buildings, structures, tunnels, tanks, pipelines, etc. and related work adjacent and in the vicinity of their operations, wherever they may be, is solely their responsibility. Conditional inspection of buildings or structures in the immediate vicinity of the project which may reasonably be expected to be affected by the Work shall be performed by and be the responsibility of the Contractor.

3. Contractor shall, before starting operations, make an examination of the interior and exterior of the adjacent structures, buildings, facilities, etc., and record by notes, measurements, photographs, etc., conditions which might be aggravated by open excavation and construction. Repairs or replacement of all conditions disturbed by the construction shall be made to the satisfaction of the Director of Transportation & Environmental Services and COTR. This does not preclude conforming to the requirements of the insurance underwriters.

Copies of surveys, photographs, reports, etc., shall be submitted to the COTR.

4. Prior to the beginning of any excavations the Contractor shall advise the COTR of all buildings or structures on which they intend to perform work or which performance of the project work will affect.

B. Protection of Trees:

1. All trees and shrubs shall be adequately protected by the Contractor to the

010000 - 8 satisfaction of the COTR and the City of Alexandria Arborist.

C. Lawn Areas:

1. Project site areas shall be left in as good condition as before the starting of the work. Where sod is removed, it shall be carefully removed, and later replaced with same or like kind.

D. Restoration of Fences:

1. Any fence, or part thereof, that is damaged or removed during the course of the work shall be replaced or repaired by the Contractor and shall be left in as good a condition as before the starting of the work. The manner in which the fence is repaired or replaced and the materials used in such work shall be subject to the approval of the COTR. The cost of all labor, materials, equipment, and work for the replacement or repair of any fence shall be deemed included in the appropriate Contract Item or items, or if no specific Item is provided therefore, as part of the overhead cost of the work and no additional payment will be made therefore. Private fences removed from within the Right-of-Way shall be replaced as described above at the Right-of-Way line.

1.13 PROTECTION OF WORK AND PUBLIC

A. Barriers and Lights:

1. During the prosecution of the work, the Contractor shall put up and maintain at all times such barriers and lights as will effectually prevent accidents. The Contractor shall provide suitable barricades, lights, "danger" or "caution" signs at all places where the work causes obstructions or constitutes in any way a hazard to the public in accordance with state and local requirements.

B. Smoke Prevention:

1. The Contractor shall use hard coal, coke, oil or gas as fuel for equipment generating steam. A strict compliance with ordinances regulating the production and emission of smoke will be required. No open fires will be permitted.

C. Noise:

1. The Contractor shall eliminate noise to as great an extent as practicable at all times. Air compressing plants shall be equipped with silencers and the exhaust of all gasoline motors or other power equipment shall be provided with mufflers. The Contractor shall strictly observe the City of Alexandria Noise Control Code, Title II, Chapter 5.

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2. Except in the event of an emergency, work shall be done within the regular working hours specified in the City of Alexandria Noise Control Code, Title II, Chapter 5. If the proper and efficient prosecution of the work requires operations outside of these hours, the written permission of the Director of Transportation & Environmental Services must be obtained.

D. Access to Public Services:

1. Neither the materials excavated nor the materials or plant used in the construction of the work shall be so placed as to prevent free access to all fire hydrants, valves or manholes, or access required by emergency vehicles and/or personnel.

E. Dust Prevention:

1. Contractor shall prevent dust nuisance from their operations by keeping the construction areas sprinkled with water. Allaying dust in roadway construction areas shall be in accordance with VDOT Specification Section 511.

1.14 CLEANING

A. During Construction:

1. During construction of the work, the Contractor shall, at all times, keep the site of the work and adjacent premises as free from material, debris and rubbish as is practicable and shall remove the same from any portion of the site if, in the opinion of the COTR, such material, debris, or rubbish constitutes a nuisance or is objectionable.

2. The Contractor shall remove from the site all of their surplus materials and temporary structures when no further need therefore develops.

3. The Contractor shall be responsible and liable for all spillage and incur all associated costs including, but not limited to, costs related to repair and maintenance resulting from damages thereof.

B. Final Cleaning:

1. At the conclusion of the work, all erection plant, tools, temporary structures and materials belonging to the Contractor shall be promptly taken away, and they shall remove and promptly dispose of all water, dirt, rubbish or any other foreign substances. The Contractor shall thoroughly clean all piping and materials installed by them prior to final inspection.

1.15 MISCELLANEOUS

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A. Use of Chemicals:

1. All chemicals used during project construction or furnished for project operation, whether herbicide, pesticide, disinfectant, polymer, reactant, or of other classification, must show approval of either Environmental Protection Agency (EPA) or United States Department of Agriculture (USDA) for its intended use.

Use of all such chemicals and disposal of residues shall be in strict conformance with instructions.

B. Protection Against Siltation and Bank Erosion:

1. Contractor shall arrange their operations to minimize siltation on construction sites.

2. Contractor, at their own expense, shall remove any siltation deposits and correct any erosion problems as determined by the COTR which results from their construction operations.

3. Contractor shall vacuum clean all new and existing storm drainage facilities and discharge points affected by construction prior to final acceptance by the Director of Transportation & Environmental Services.

C. Protection of Wetland Areas:

1. Contractor shall properly dispose of all surplus material, including soil, in accordance with Local, State and Federal regulations. Under no circumstances shall surplus material be disposed of in wetland areas as defined by the Virginia Department of Environmental Quality.

D. Existing Facilities:

1. The work shall be so conducted to maintain existing facilities in operation insofar as is possible. Requirements and schedules of operations for maintaining existing facilities in service during construction shall be as described in these Specifications.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION

3.1 GENERAL

A. Construction Documents: Execution of the Work shall be governed by the documents listed here in order of precedence:

010000 - 11

1. The Contract.

2. Technical Specifications.

3. Contract Drawings.

4. City of Alexandria, VA, Department of Transportation & Environmental Services, Design and Construction Standards, July 1989 (City Standards).

5. Virginia Department of Transportation, Road and Bridge Specifications, 2020

(VDOT Specifications).

6. Virginia Department of Transportation, Road and Bridge Standards, Volumes I &

II, 2008 with latest Revisions (VDOT Standards).

B. In case of discrepancy in the figures, in the Drawings or in the Specifications, the matter shall be promptly submitted to the COTR who shall promptly make a determination in writing.

3.2 Hours of Operation:

A. All work shall be carried out between the hours of 7:00AM and 6:00 PM, Monday thru

Friday, and 9:00AM and 6:00PM, on Saturdays.

B. No construction activities are permitted on Sundays.

C. No work is permitted on all City observed holidays.

END OF SECTION - 010000

SECTION 011000 – SUMMARY

011000 - 1

SECTION 011000 - SUMMARY

PART 1 - GENERAL

A. This Section includes the following:

1. Use of Premises.

2. Specification Formats and Conventions.

1.2 USE OF PREMISES

A. General: Contractor shall have full use of premises, as shown in the contract plans, in conformance with the limitations stipulated by Virginia Department of Environmental Quality for construction operations, including use of Project site, during construction period.

Contractor's use of premises is limited only by Owner's (City of Alexandria) right to perform work or to retain other contractors on portions of Project.

B. Use of Site: Limit use of premises to work in areas indicated. Do not disturb portions of Project site beyond areas in which the Work is indicated.

1. Limits: Confine construction operation within the Project Limits-of-Disturbance as noted on Drawings.

2. Keep approaches to the premises clear and available to Owner (City of Alexandria), Owner's employees, and emergency vehicles at all times. Do not use these areas for parking or storage of materials.

a. Schedule deliveries to minimize space and time requirements for storage of materials and equipment on-site.

1.3 SPECIFICATION FORMATS AND CONVENTIONS

A. Specification Format: The Specifications are organized into Divisions and Sections.

1. Division 1: Sections in Division 1 govern the execution of the Work of all Sections in the Specifications.

B. Specification Content: The Specifications use certain conventions for the style of language and the intended meaning of certain terms, words, and phrases when used in particular situations. These conventions are as follows:

SECTION 011000 – SUMMARY

011000 - 2

1. Abbreviated Language: Language used in the Specifications and other Contract Documents is abbreviated. Words and meanings shall be interpreted as appropriate. Words implied, but not stated, shall be inferred as the sense requires. Singular words shall be interpreted as plural, and plural words shall be interpreted as singular where applicable as the context of the Contract Documents indicates.

2. Imperative mood and streamlined language are generally used in the Specifications. Requirements expressed in the imperative mood are to be performed by Contractor. Occasionally, the indicative or subjunctive mood may be used in the Section Text for clarity to describe responsibilities that must be fulfilled indirectly by Contractor or by others when so noted.

a. The words "shall," "shall be," or "shall comply with," depending on the context, are implied where a colon (:) is used within a sentence or phrase.

PART 3 - EXECUTION (Not Used)

END OF SECTION - 011000

SECTION 011100 – EXECUTION

REQUIREMENTS

011100 - 1

SECTION 011100 - EXECUTION REQUIREMENTS

A. This Section includes general procedural requirements governing execution of the Work including, but not limited to, the following:

1. Construction layout.

2. Field engineering and surveying.

3. General installation of products.

4. Progress cleaning.

5. Starting and adjusting.

6. Protection of installed construction.

7. Correction of the Work.

B. See Division 1 Section "Closeout Procedures" for final cleaning.

1.2 SUBMITTALS

A. Certificates: Submit certificate signed by professional engineer certifying that location and elevation of improvements comply with requirements.

B. Landfill Receipts: Submit copy of receipts issued by a landfill facility, licensed to accept hazardous materials, for hazardous waste disposal.

C. Certified Surveys: Submit two copies signed by Virginia certified land surveyor or professional engineer.

D. Final Property Survey: Submit one hard copy and one copy in a digital format showing the Work performed and record survey data.

1.3 QUALITY ASSURANCE

A. Land Surveyor Qualifications: A professional land surveyor who is legally qualified to practice in Virginia and who is experienced in providing land-surveying services of the kind indicated.

PART 3 – EXECUTION

3.1 EXAMINATION

011100 - 2

A. Existing Conditions: The existence and location of site improvements, utilities, and other construction indicated as existing are not guaranteed. Before beginning work, the contractor shall investigate and verify the existence and location of all existing underground and overhead utilities and other infrastructure and systems affecting the Work.

1. Before construction, verify the location and points of connection of utility services.

2. Before construction, verify the location of all trees.

3. Before construction, verify location and extents of all right-of-way lines.

B. Existing Utilities: The existence and location of underground and other utilities and construction indicated as existing are not guaranteed. Before beginning site work, investigate and verify the existence and location of underground utilities and other construction affecting the Work.

1. Before construction, verify the location and invert elevation at points of connection of sanitary sewer, storm sewer, and water-service piping; and underground electrical services.

2. Furnish location data for work related to Project that must be performed by public utilities serving Project site.

C. Acceptance of Conditions: Examine substrates, areas, and conditions, with Installer or

Applicator present where indicated, for compliance with requirements for installation tolerances and other conditions affecting performance. Record observations.

1. Verify compatibility with and suitability of substrates, including compatibility with existing finishes or primers.

2. Proceed with installation only after unsatisfactory conditions have been corrected.

Proceeding with the Work indicates acceptance of surfaces and conditions.

3.2 PREPARATION

A. Existing Utility Information: Furnish information to local utility that is necessary to adjust, move, or relocate existing utility structures, utility poles, lines, services, or other utility appurtenances located in or affected by construction. Coordinate with authorities having jurisdiction.

B. Field Measurements: Take field measurements as required to fit the Work properly. Recheck measurements before installing each product. Where portions of the Work are indicated to fit to other construction, verify dimensions of other construction by field measurements before fabrication. Coordinate fabrication schedule with construction progress to avoid delaying the Work.

011100 - 3

C. Space Requirements: Verify space requirements and dimensions of items shown diagrammatically on Drawings.

D. Review of Contract Documents and Field Conditions: Immediately on discovery of the need for clarification of the Contract Documents, submit a request for information to COTR. Include a detailed description of problem encountered, together with recommendations for changing the Contract Documents.

3.3 CONSTRUCTION LAYOUT

A. Verification: Before proceeding to lay out the Work, verify layout information shown on Drawings, in relation to the property survey and existing benchmarks. If discrepancies are discovered, notify COTR promptly.

B. General: Engage a professional Virginia registered Surveyor to lay out the Work using accepted surveying practices.

1. Establish benchmarks and control points to set lines and levels as needed to locate each element of Project.

2. Establish dimensions within tolerances indicated. Do not scale Drawings to obtain required dimensions.

3. Inform installers of lines and levels to which they must comply.

4. Check the location, level and plumb, of every major element as the Work progresses.

5. Notify COTR when deviations from required lines and levels exceed allowable tolerances.

6. Close site surveys with an error of closure equal to or less than the standard established by authorities having jurisdiction.

C. Site Improvements: Locate and lay out site improvements, including pavements, grading, fill and topsoil placement, utility slopes, and invert elevations.

D. Structure Lines and Levels: Locate and lay out control lines and levels for structures and foundations. Transfer survey markings and elevations for use with control lines and levels.

Level foundations and piers from two or more locations.

E. Record Log: Maintain a log of layout control work. Record deviations from required lines and levels. Include beginning and ending dates and times of surveys, weather conditions, name and duty of each survey party member, and types of instruments and tapes used. Make the log available for reference by COTR.

3.4 FIELD ENGINEERING

011100 - 4

A. Reference Points: Locate existing permanent benchmarks, control points, and similar reference points before beginning the Work. Preserve and protect permanent benchmarks and control points during construction operations.

B. Benchmarks: Establish and maintain a minimum of two permanent benchmarks on Project site, referenced to data established by survey control points. Comply with authorities having jurisdiction for type and size of benchmark.

1. Record benchmark locations, with horizontal and vertical data, on Project Record Documents.

C. Certified Survey: On completion of foundations, major site improvements, and other work requiring field-engineering services, prepare a certified survey showing dimensions, locations, angles, and elevations of construction and site work.

3.5 INSTALLATION

A. General: Locate the Work and components of the Work accurately, in correct alignment and elevation, as indicated.

1. Make vertical work plumb and make horizontal work level.

2. Where space is limited, install components to maximize space available for maintenance and ease of removal for replacement.

3. Conceal pipes, ducts, and wiring in finished areas, unless otherwise indicated.

B. Comply with manufacturer's written instructions and recommendations for installing products in applications indicated.

C. Install products at the time and under conditions that will ensure the best possible results.

Maintain conditions required for product performance until Substantial Completion.

D. Conduct construction operations so no part of the Work is subjected to damaging operations or loading in excess of that expected during normal conditions of occupancy.

E. Tools and Equipment: Do not use tools or equipment that produce harmful noise levels.

F. Templates: Obtain and distribute to the parties involved templates for work specified to be factory prepared and field installed. Check Shop Drawings of other work to confirm that adequate provisions are made for locating and installing products to comply with indicated requirements.

G. Anchors and Fasteners: Provide anchors and fasteners as required to anchor each component securely in place, accurately located and aligned with other portions of the Work.

1. Coordinate installation of anchorages. Furnish setting drawings, templates, and directions for installing anchorages, including sleeves, concrete inserts, anchor bolts, and items with integral anchors, that are to be embedded in concrete or

011100 - 5 masonry. Deliver such items to Project site in time for installation.

H. Joints: Make joints of uniform width. Where joint locations in exposed work are not indicated, arrange joints for the best visual effect. Fit exposed connections together to form hairline joints.

I. Hazardous Materials: Use products, cleaners, and installation materials that are not considered hazardous.

3.6 PROGRESS CLEANING

A. General: Clean Project site and work areas daily, including common areas. Coordinate progress cleaning for joint-use areas where more than one installer has worked. Enforce requirements strictly. Dispose of materials lawfully.

1. Comply with requirements in NFPA 241 for removal of combustible waste materials and debris.

2. Do not hold materials more than 7 days during normal weather or 3 days if the temperature is expected to rise above 80 deg. F (27 deg. C).

3. Containerize hazardous and unsanitary waste materials separately from other waste. Mark containers appropriately and dispose of legally, according to regulations.

B. Site: Maintain Project site free of waste materials and debris.

C. Work Areas: Clean areas where work is in progress to the level of cleanliness necessary for proper execution of the Work.

1. Remove liquid spills promptly.

2. Where dust would impair proper execution of the Work, broom-clean or vacuum the entire work area, as appropriate.

D. Installed Work: Keep installed work clean. Clean installed surfaces according to written instructions of manufacturer or fabricator of product installed, using only cleaning materials specifically recommended. If specific cleaning materials are not recommended, use cleaning materials that are not hazardous to health or property and that will not damage exposed surfaces.

E. Concealed Spaces: Remove debris from concealed spaces before enclosing the space.

F. Exposed Surfaces in Finished Areas: Clean exposed surfaces and protect as necessary to ensure freedom from damage and deterioration at time of Substantial Completion.

G. Waste Disposal: Burying or burning waste materials on-site will not be permitted. Washing waste materials down sewers or into waterways will not be permitted.

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H. During handling and installation, clean and protect construction in progress and adjoining materials already in place. Apply protective covering where required to ensure protection from damage or deterioration at Substantial Completion.

I. Clean and provide maintenance on completed construction as frequently as necessary through the remainder of the construction period. Adjust and lubricate operable components to ensure operability without damaging effects.

J. Limiting Exposures: Supervise construction operations to assure that no part of the construction, completed or in progress, is subject to harmful, dangerous, damaging, or otherwise deleterious exposure during the construction period.

3.7 PROTECTION OF INSTALLED CONSTRUCTION

A. Provide final protection and maintain conditions that ensure installed Work is without damage or deterioration at time of Substantial Completion.

B. Comply with manufacturer's written instructions for temperature and relative humidity.

3.8 CORRECTION OF THE WORK

A. Repair or remove and replace defective construction. Restore damaged substrates and finishes.

1. Repairing includes replacing defective parts, refinishing damaged surfaces, touching up with matching materials, and properly adjusting operating equipment.

B. All existing conditions must be restored to the original or better conditions to the satisfaction of the COTR. Any damage to the existing properties must be restored and paid for by Contractor.

C. Restore permanent facilities used during construction to their specified condition.

D. Remove and replace damaged surfaces that are exposed to view if surfaces cannot be repaired without visible evidence of repair.

E. Repair components that do not operate properly. Remove and replace operating components that cannot be repaired.

END OF SECTION - 011100

SECTION 011200 – PROJECT

RECORD DOCUMENTS

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SECTION 011200 - PROJECT RECORD DOCUMENTS

A. This Section includes administrative and procedural requirements for Project Record Documents, including the following:

1. Record Product Data.

2. Record Drawings

B. See Division 2 Sections for specific requirements for Project Record Documents of the Work in those Sections.

1.2 SUBMITTALS

A. Record Product Data: Submit one copy of each Product Data submittal.

B. Record Drawings: Submit one copy of As-Built drawings.

PART 2 – PRODUCTS

2.1 RECORD PRODUCT DATA

A. Preparation: Mark Product Data to indicate the actual product installation where installation varies substantially from that indicated in Product Data submittal.

1. Give particular attention to information on concealed products and installations that cannot be readily identified and recorded later.

2. Include significant changes in the product delivered to Project site and changes in manufacturer's written instructions for installation.

3. Note related RFIs and Change Orders on Record Drawings where applicable.

2.2 RECORD DRAWINGS

A. Drawings shall indicate any part of the project that was not built in accordance with the Contract Documents.

2.2 MISCELLANEOUS RECORD SUBMITTALS

SECTION 011200 – PROJECT

RECORD DOCUMENTS

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A. Assemble miscellaneous records required by other Specification Sections for miscellaneous record keeping and submittal in connection with actual performance of the Work. Bind or file miscellaneous records and identify each, ready for continued use and reference.

PART 3 – EXECUTION

3.1 RECORDING AND MAINTENANCE

A. Recording: Maintain one copy of each submittal during the construction period for Project Record Document purposes. Post changes and modifications to Project Record Documents as they occur; do not wait until the end of Project.

B. Maintenance of Record Documents and Samples: Store Record Documents and Samples in the field office apart from the Contract Documents used for construction. Do not use Project Record Documents for construction purposes. Maintain Record Documents in good order and in a clean, dry, legible condition, protected from deterioration and loss.

Provide access to Project Record Documents for COTR's reference during normal working hours.

END OF SECTION - 011200

SECTION 011300 –

CLOSEOUT PROCEDURES

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SECTION 011300 - CLOSEOUT PROCEDURES

1.1 SUMMARY

A. This Section includes administrative and procedural requirements for contract closeout, including, but not limited to, the following:

1. Inspection procedures.

2. Warranties.

3. Final cleaning.

B. See Division 1 Section "General Requirements" for submitting Final Completion construction photographs and negatives.

C. See Division 1 Section "Execution Requirements" for submitting Final Property Survey.

D. See Division 1 Section "Project Record Documents" for submitting Record Drawings, Record Specifications, and Record Product Data.

1.2 SUBSTANTIAL COMPLETION

A. Preliminary Procedures: Before requesting inspection for determining date of Substantial Completion, complete the following. List items below that are incomplete in request.

1. Prepare a list of items to be completed and corrected (punch list), the value of items on the list, and reasons why the Work is not complete.

2. Advise Owner (City of Alexandria) of pending insurance changeover requirements.

3. Submit specific warranties, workmanship bonds, maintenance service agreements, final certifications, and similar documents.

4. Obtain and submit releases permitting Owner (City of Alexandria) unrestricted use of the Work and access to services and utilities.

5. Prepare and submit Project Record Documents, Final Completion construction photographs, damage or settlement surveys, property surveys, and similar final record information.

6. Deliver tools, spare parts, extra materials, and similar items to location designated by Owner (City of Alexandria). Label with manufacturer's name and model number where applicable.

7. Terminate and remove temporary facilities from Project site, along with mockups, construction tools, and similar elements.

8. Submit changeover information related to Owner’s (City of Alexandria) occupancy, use, operation, and maintenance.

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9. Complete final cleaning requirements, including touchup painting.

10. Touch up and otherwise repair and restore marred exposed finishes to eliminate visual defects.

B. Inspection: Submit a written request for inspection for Substantial Completion. On receipt of request, City Engineer will either proceed with inspection or notify Contractor of unfulfilled requirements. City Engineer will prepare the Certificate of Substantial Completion after inspection or will notify Contractor of items, either on Contractor's list or additional items identified by City Engineer, that must be completed or corrected before certificate will be issued.

1. Reinspection: Request reinspection when the Work identified in previous inspections as incomplete is completed or corrected.

2. Results of completed inspection will form the basis of requirements for Final Completion.

1.3 FINAL COMPLETION

A. Preliminary Procedures: Before requesting final inspection for determining date of Final Completion, complete the following:

1. Submit final Application for Payment.

2. Submit certified copy of City Engineer's Substantial Completion inspection list of items to be completed or corrected (punch list), endorsed and dated by City Engineer. The certified copy of the list shall state that each item has been completed or otherwise resolved for acceptance.

3. Submit evidence of final, continuing insurance coverage complying with insurance requirements.

B. Inspection: Submit written request for final inspection for acceptance. On receipt of request, City Engineer will either proceed with inspection or notify Contractor of unfulfilled requirements. City Engineer will prepare a final Certificate for Payment after inspection or will notify Contractor of construction that must be completed or corrected before certificate will be issued.

1. Reinspection: Request reinspection when the Work identified in previous inspections as incomplete is completed or corrected.

1.4 LIST OF INCOMPLETE ITEMS (PUNCH LIST)

A. Preparation: Submit three copies of list. Include name and identification of each space and area affected by construction operations for incomplete items and items needing correction including, if necessary, areas disturbed by Contractor that are outside the limits of construction.

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1.5 WARRANTIES

A. Submittal Time: Submit written warranties on request of City Engineer for designated portions of the Work where commencement of warranties other than date of Substantial Completion is indicated.

B. Organize warranty documents into an orderly sequence based on the table of contents of the Project Manual.

1. Bind warranties and bonds in heavy-duty, 3-ring, vinyl-covered, loose-leaf binders, thickness as necessary to accommodate contents, and sized to receive 8- 1/2-by-11-inch paper.

2. Provide heavy paper dividers with plastic-covered tabs for each separate warranty. Mark tab to identify the product or installation. Provide a typed description of the product or installation, including the name of the product and the name, address, and telephone number of Installer.

3. Identify each binder on the front and spine with the typed or printed title "WARRANTIES," Project name, and name of Contractor.

C. Provide additional copies of each warranty to include in operation and maintenance manuals.

PART 2 - PRODUCTS

2.1 MATERIALS

A. Cleaning Agents: Use cleaning materials and agents recommended by manufacturer or fabricator of the surface to be cleaned. Do not use cleaning agents that are potentially hazardous to health or property or that might damage finished surfaces.

PART 3 - EXECUTION

3.1 FINAL CLEANING

A. General: Provide final cleaning. Conduct cleaning and waste-removal operations to comply with local laws and ordinances and Federal and local environmental and antipollution regulations.

B. Cleaning: Employ experienced workers or professional cleaners for final cleaning.

1. Complete the following cleaning operations before requesting inspection for certification of Substantial Completion for entire Project or for a portion of Project:

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a. Clean Project site, yard, and grounds, in areas disturbed by construction activities, including landscape development areas, of rubbish, waste material, litter, and other foreign substances.

b. Sweep paved areas broom clean. Remove petrochemical spills, stains, and other foreign deposits.

c. Rake grounds that are neither planted nor paved to a smooth, even-textured surface.

d. Remove tools, construction equipment, machinery, and surplus material from Project site.

e. Clean exposed exterior and interior hard-surfaced finishes to a dirt-free condition, free of stains, films, and similar foreign substances. Avoid disturbing natural weathering of exterior surfaces. Restore reflective surfaces to their original condition.

f. Remove labels that are not permanent.

g. Touch up and otherwise repair and restore marred, exposed finishes and surfaces. Replace finishes and surfaces that cannot be satisfactorily repaired or restored or that already show evidence of repair or restoration.

h. Leave Project clean and ready for occupancy.

C. Comply with safety standards for cleaning. Do not burn waste materials. Do not bury debris or excess materials on Owner’s (City of Alexandria) property. Do not discharge volatile, harmful, or dangerous materials into drainage systems. Remove waste materials from Project site and dispose of lawfully.

END OF SECTION - 011300

SECTION 011400 –

TEMPORARY TREE & PLANT

PROTECTION

011400 - 1

SECTION 011400 - TEMPORARY TREE AND PLANT PROTECTION

All trees and shrubs shall be adequately protected by the Contractor in…