Great Lakes Water Authority Water Supply Operations

CONTRACT NO. 0005317

42-Inch Downriver Transmission Main Loop

Inkster Road

Pennsylvania Road to Wick Road

BOOK 2

Specifications

Issued for Bid

August 20, 2025

5/15/2025

GLWA Contract No. 0005317 Table of Contents

42-Inch Downriver Transmission Main Loop 00 10 00 – 1

TABLE OF CONTENTS

DIVISION 01 GENERAL REQUIREMENTS

01 11 00 Summary of Work

01 14 00 Work Restrictions

01 21 00 Allowances

01 22 01 Measurement and Payment

01 25 00

01 25 01

Substitution Procedures

Substitution Request Form

01 29 73 Schedule of Values

01 29 76 Progress Payment Procedures

01 31 13 Project Coordination

01 31 19 Project Meetings

01 31 26 Electronic Communication Protocols

01 32 16 Construction Project Schedule

01 32 26 Construction Progress Reporting

01 32 35 Project Photographs and Video

01 33 23 Project Submittals

01 33 30

01 33 30.01

Asset Turnover Forms

Sample Asset Turnover Form

01 35 23 Owner Safety Requirements

01 35 53 Security Procedures

01 42 13 Abbreviations and Acronyms

01 45 23 Testing and Inspection Services

01 46 01 Quality Requirements

01 51 00

01 53 00

Temporary Utilities

Temporary Construction

01 55 00

01 55 26

Vehicular Access and Parking

Traffic Control

01 57 13 Temporary Soil Erosion and Sediment Controls

01 57 16 Temporary Pest Control

01 57 19 Temporary Environmental Controls

01 58 13 Temporary Project Signage

01 60 00 Product Requirements

01 71 13 Mobilization

01 71 16 Acceptance of Conditions

01 71 23 Field Engineering & Surveying

01 73 29 Cutting and Patching

01 74 13 Progress Cleaning

01 74 19 Construction Waste Management and Disposal

01 74 23 Final Cleaning

01 77 19 Closeout Requirements

01 78 36 Warranties

01 78 39 Project Record Documents

42-Inch Downriver Transmission Main Loop 00 10 00 – 2

DIVISION 02 EXISTING CONDITIONS

02 01 20 Protecting Existing Underground Utilities

02 41 00

02 41 13.13

02 41 19

02 61 00

02 82 33

02 83 19

Demolition

Pavement Removal

Tree Protection

Removal and Disposal of Contaminated Soils

Removal and Disposal of Asbestos Containing Materials

Lead-Based Paint Remediation

DIVISION 03 CONCRETE

03 15 00 Concrete Accessories

03 20 00 Concrete Reinforcing

03 30 00 Cast-in-Place Concrete

03 60 00 Grouting

DIVISION 05 METALS

05 50 00 Metal Fabrications

DIVISION 06 FIBERGLASS REINFORCED PLASTIC

06 74 13 FRP Ladders, Handrails and Grating

DIVISION 07 WATERPROOFING

07 10 00 Dampproofing and Waterproofing

DIVISION 09 PAINTING

09 90 00 Painting and Coating

DIVISION 22 SUMP PUMPS

22 14 29 Sump Pumps

DIVISION 23 HVAC

23 05 00 HVAC

DIVISION 26 ELECTRICAL

26 00 10 Basic Materials and Methods for Electrical Work

26 05 26 Grounding

26 42 00 Cathodic Protection

26 50 00 Lighting

42-Inch Downriver Transmission Main Loop 00 10 00 – 3

DIVISION 31 EARTHWORK

31 10 00 Site Clearing

31 23 00 Excavation and Fill

31 23 19 Dewatering

31 25 00 Erosion and Sedimentation Controls

31 40 00 Excavation Shoring Systems

DIVISION 32 EXTERIOR IMPROVEMENTS

32 11 23 Aggregate Base Courses

32 13 13 Concrete Paving

32 17 23 Pavement Markings

32 31 00 Fences and Gates

32 92 19 Seeding

DIVISION 33 UTILITIES

33 01 30

33 05 13

33 05 16

33 05 22

33 05 31

33 05 32

33 05 39.17

33 13 00

33 39 50

Pressure and Leakage Testing

Manholes and Structures

Utility Structures

Pipe Boring and Jacking

Ductile Iron Pipe

Cement Mortar Lined and Coated Steel Pipe

Concrete Bar-Wrapped, Steel Cylinder Pipe

Disinfection of Piping and Structures

Frames Grates Hatches and Covers

DIVISION 40 PROCESS INTEGRATION

40 05 01

40 05 06

40 05 07

40 05 19

40 05 23

40 05 45

40 05 57

40 05 61.16

40 05 64

40 05 76

40 05 78

40 27 05

40 71 13

Piping Systems

Piping Connections

Hangers and Supports for Processing

Ductile Iron Process Pipe

Check Valves

Tracer Tape

Manual Actuators

Double Disk Gate Valves

Butterfly Valves

Hot Tapping Valves and Appurtenances

Air and Vacuum Valves

Triple Offset Ball Valves

Magnetic Flow Meters

APP-A

WAYNE COUNTY SPECIAL PROVISONS

DIVISION 01

GENERAL REQUIREMENTS

GLWA Contract No. 0005317

SUMMARY OF WORK

01 11 00 - 1

SECTION 01 11 00

PART 1 GENERAL

A.1 SUMMARY

A. Section Includes:

1. A summary of the Work of this Contract.

2. The contracting method to be used to deliver this Contract.

3. General requirements are the responsibility of the Contractor throughout the duration of the Contract and pertinent to Work required of the Contractor.

4. Maintenance of facility roads.

B. Related Requirements:

1. Section 01 14 01 Work Restrictions

2. Section 01 42 13 Abbreviations and Acronyms

A.2 SCOPE OF WORK

A. The summary of the scope of work to be performed on this Project is as shown on the

Drawings and is generally includes:

1. Mobilize labor, equipment, materials, tools, facilities, and incidentals to the site, and provide temporary facilities, utilities, field offices, pest control, project signage, environmental controls, progress cleaning, construction waste management, site cleaning, site security and other general requirements specified in the Contract Documents throughout the duration of the Contract.

2. Provide project management, project scheduling, project communications, project meetings, document management, project controls, project supervision, and contract management required to plan and coordinate the Work of this Contract with that of other contracts being conducted simultaneously at the site as well as with the

Contracting Officer’s operation and maintenance of the facility so that facility and system operations are maintained, and service is not disrupted during the course of the Work.

3. Execute the work with utmost care and safety, complying with EGLE approved plans and specific conditions of the EGLE Part 399 Permit, EGLE Part 301 Permit, applicable local, state, and federal laws, rules and regulations with respect to health, safety and the environment.

4. Install the Downriver Transmission Main - Inkster Road Section, and its appurtenances. Install the City of Taylor Meter Pit and its appurtenances, Modification of Trenton Meter Pits TN-01 & TN-03 and its appurtenances. Demolition of the Electric Avenue Water Storage Tanks.

01 11 00 - 2

a. This includes but is not limited to the installation of approximately

20,800 linear feet of 42-inch water mains, including an approximately

2,415 linear feet to be installed using a trenchless technology method, in accordance with the drawings and specifications.

b. Flushing, cleaning, pressure testing and disinfecting the pipeline.

c. Connecting the Downriver Transmission Main Loop – Inkster Road

Section, to the existing transmission main during a shutdown.

d. Constructing a concrete structure and associated water main, appurtenances, mechanical and electrical for the City of Taylor

Meter Pit.

e. Modification of existing meter pits including installing water main and its appurtenances, mechanical, electrical and structural work.

f. Demolition and disposal of the water storage tanks at the Eclectic

Avenue Site

5. Install vaults for various valves and appurtenances along the new Downriver

Transmission Main alignment.

6. Perform traffic control in accordance with the Wayne County Department of Public

Services Construction Permit and as required to complete the Work.

7. Demolish two concrete water tanks in their entirety at the Electric Avenue Pump

Station.

8. Install upgrades to existing TN-01 and TN-03 Trenton water meters.

9. Restore the pavement of all roadways disturbed as required to complete the Work.

10. Replace existing culverts, curbs, gutters and road shoulders to their original existing condition.

11. Execute and complete the Work of this Contract in accordance with the appropriate local and/or county Soil Erosion and Sedimentation Control (SESC) permits.

12. Apply, pay for and administer all required permits to complete the work as provided for in the contract documents.

13. Perform all work shown on the drawings and specifications.

14. Maintain project records throughout the duration of the Contract, including but not limited to photographs, video, record documents, asset turnover forms, operation and maintenance data, and training documents as specified in the Contract

Documents.

15. Conduct progress cleaning throughout the duration of the Contract to maintain a

01 11 00 - 3 clean, safe, and orderly site.

16. Conduct startup, testing, adjusting, balancing, commissioning, and related Work to provide complete and functional systems that are ready for GLWA’s use and occupancy in order to obtain Substantial Completion of the Project.

17. Proactively complete and correct deficiencies and defective Work so that

Final Completion of the project is attained within the Contract duration.

18. Demobilize labor, equipment, materials, tools, facilities, and incidentals from the site once the project has reached Final Completion in accordance with the

Contract Documents.

A.3 CONTRACTING METHOD

A. The Work of Project shall be constructed under one, single prime Contract. Contractor shall be responsible for coordination of work by their designed subcontractors under the prime contract.

A.4 GENERAL REQUIREMENTS

A. Products specified in the Contract Documents shall be new from the original manufacturers’ and shall not be more than 1-year old from the date of manufacture once delivered to the site. The date of manufacture shall be permanently stamped or otherwise permanently displayed on each product for inspection by the Contracting Officer or

Engineer. Refurbished products are not acceptable. Products delivered to the site that are more than 1-year old or that are discovered to be re-furbished will be rejected by the

Contracting Officer or Engineer. Products that are rejected shall be immediately removed from the site by the Contractor and replaced with new products as specified in the

Contract Documents.

B. Apply for and obtain necessary regulatory permits, building permits and approvals that are required on this Project to complete the Work in its entirety. Contractor is responsible for identifying, applying for, and obtaining such permits and approvals. Contractor is responsible for permit fees, approval fees and related costs necessary to obtain and secure permits and approvals. Contractor is responsible for applying for and obtaining building permits from the Authorities Having Jurisdiction, and for renewing these permits throughout the duration of the Contract. Contractor is responsible for permit application fees and other costs associated with obtaining and renewing permits.

C. Comply with applicable building codes, law, rules, regulations, and standards.

D. Comply with applicable health and safety laws, rules, and regulations. Contractor shall maintain a safe working environment for its employees, subcontractors, suppliers, vendors, etc., the Contracting Officer, the Contracting Officer’s designated representatives, third-party construction inspectors, the Engineer, the Engineer’s representatives, the resident project representative, and visitors to the site.

E. Keep the site clean and orderly throughout the duration of the Contract.

01 11 00 - 4

F. Protect existing GLWA facilities. The Work of this Contract is being conducted mainly within the public right of way. The work connects the Downriver Transmission Main to an existing operating drinking water pipelines that must protect public health and safety.

The Contractor must conduct its Work with care and in a manner that causes no damage to the existing pipeline, or its structures and equipment. Damage caused by the

Contractor to the existing pipeline, its structures or equipment shall be replaced with new at the Contractor’s sole expense. The Owner and Engineer retain the right to stop work if the Contractor does not take necessary precautions to protect the integrity of the pipeline, its structures or equipment.

A.5 MEANS AND METHODS

A. Contractor is responsible for identifying, selecting, and employing its means and methods in the proper execution of the Work so that the Work is satisfactorily completed in accordance with the Contract Documents.

B. Contractor shall plan its execution of the Work in advance and design its own procedures and temporary facilities needed to satisfactorily perform and complete the Work in every respect.

A.6 CONSTRUCTION STAKING AND LAYOUT

A. The Owner will provide pre-construction stake out of the transmission main. Locations will be marked at 100-foot intervals, water main appurtenances such as valves and blow-offs, bends, and significant deflection points along the centerline of the transmission mains. Locations will be marked by offset where required due to traffic conditions. Staking to re-establish county ditches as shown on the plans will include locations marked at 100-foot intervals, high points, and culvert invert elevations. Cut sheets will be provided to the

Contractor and RPR. Control points and benchmarks will be established and verified at the start of the project.

1. The following will be responsibility of the Contractor unless otherwise approved by the

Owner.

• Maintenance and replacement of damaged staked locations.

• Re-staking of control points and benchmarks is not included.

• Witnessing or re-establishing county survey monuments or property corners

2. One (1) reference/work point location will be marked per each appurtenance (valves structures, vaults etc.)

3. Roadway restoration staking will not be provided in areas where adjacent lane(s) remain as reference.

4. The Owner will not provide staking of pavement removals or demolition limits.

01 11 00 - 5

PART 2 PRODUCT: NOT USED

PART 3 EXECUTION: NOT USED

END OF SECTION

WORK RESTRICTIONS

01 14 00 - 1

SECTION 01 14 00

1.1 SUMMARY

A. Contractor shall adhere to the work restrictions, limitations and constraints specified in this section of the Contract Documents.

B. Contractor shall satisfactorily complete the Work of the Contract Documents within the specified Contract Times given the work restrictions, limitations and constraints specified in this section of the Contract Documents.

C. Contractor shall allow for the work restrictions, limitations and constraints specified herein and show its plan for conforming to these on its critical path schedule for completing the Work of this Contract within the specified Contract Time

D. Contractor shall employ sufficient labor, equipment, materials, temporary facilities, tools, incidentals to make sure that the work executed by the Contractor does not violate the work restrictions, limitations and constraints placed on the Contractor.

1.2 RELATED REQUIREMENTS

A. Section 01 31 13 Project Coordination

B. Section 01 32 16 Construction Project Schedule

C. Section 01 35 53 Security Procedures

D. Section 01 46 01 Quality Requirements

1.3 GENERAL REQUIREMENTS

A. No work that affects the GLWA’s operation and maintenance of its facilities shall be performed without a specific detailed plan by the Contractor, and without the review and approval in writing, in advance by the Engineer and GLWA.

B. The Contractor’s construction project schedule shall reflect, as a minimum, the restrictions, constraints, limitations, and requirements specified in this section and do not excuse the Contractor from its responsibility to coordinate the work of this project and maintain continuous facility operations.

C. Shutdowns shall be identified in the Contractor’s initial and updated construction project schedule.

01 14 00 - 2

1.4 OPERATION OF GLWA’S FACILITIES – NOT ALLOWED

A. Contractor shall not operate GLWA’s equipment, valves, systems, controls, etc. unless specified elsewhere in the Contract Documents.

B. Contractor shall not operate equipment that effects the ongoing distribution of water to

GLWA’s consumers , without GLWA’s review and approval.

C. GLWA will operate its equipment, valves, and other ancillary equipment required to isolate and take equipment out of service for completion of the work. as shown and specified in the contract documents.

1.5 EXCLUDED WORKING DAYS

A. Contractor shall not conduct work at the site, nor take deliveries to the site on the following GLWA observed holiday and excused days of the year:

1. New Year’s Eve

2. New Year’s Day

3. Birthday of Martin Luther King Jr.

4. Good Friday

5. Memorial Day

6. Juneteenth National Independence Day

7. Independence Day

8. Labor Day

9. Veteran’s Day

10. Thanksgiving Day

11. The day after Thanksgiving Day

12. Christmas Eve

13. Christmas Day

B. If one or more of the GLWA holiday or excused day specified above falls on a weekend, then GLWA observes those during the Monday through Friday work week; of which the

Contractor is not allowed to conduct work at the site or take deliveries. It is the

Contractor’s responsibility to coordinate with the Contracting Officer at the beginning and throughout the duration of the Contract to specifically identify GLWA’s observed holiday and excused days and plan to not conduct work at the site or take deliveries to the site on these days.

1.6 WORKING DAYS AND HOURS

A. Contractor’s working days at the site are limited to 7:00 AM to 7:00 PM Monday through

Friday. Saturday work shall be approved by the owner and no work is allowed Sunday without permissions from GLWA, The City of Romulus, City of Taylor, and WCDPS.

Exceptions to this restriction will be handled on a case-by-case basis by review and approval from the Engineer and GLWA. In general, the Contractor shall demonstrate extraordinary circumstances exist which require an exception. Review and approval will be at the sole discretion of the Engineer and GLWA.

01 14 00 - 3

B. Contractor’s working hours at the site are limited to the working hours specified on the construction permits issued by the respective city/township. Work on GLWA facilities will be between 6:30 a.m. and 3:30 p.m. Eastern Standard Time unless otherwise approved by GLWA in writing.

C. Contractor’s delivery of products, equipment, etc. to the site are not allowed outside of the working days and hours specified herein. It is the Contractor’s sole responsibility to coordinate deliveries as required. Furthermore, the Contractor is required to be onsite to take possession of each delivery. GLWA staff will not accept deliveries on behalf of the

Contractor.

D. Exceptions to these allowable working days and hours, if any, are specified in this

Specification Section. When exceptions are specified, the Contractor is aware that it may be necessary to schedule and conduct work outside of normal or specified working hours and days to minimize equipment and system shutdown durations and minimize risk to

GLWA’s operations that such shutdowns pose. When working days and hours outside of the specified allowable working days and times, the Contractor shall provide its labor, equipment, materials, tools, and incidentals in every respect needed to execute the

Work at no additional cost.

1.7 LIMITS OF WORK AND STAGING AREAS

A. Contractor shall not conduct work outside the limits of work shown on the Drawings.

B. Contractor shall not store materials, tools or equipment outside the staging areas shown on the Drawings without prior approval from GLWA and the permitting agencies.

C. Contractor shall not locate its field trailers outside the designated areas shown on the

Drawings without prior approval from GLWA and the permitting agencies.

D. If on-site staging areas or designated areas for the Contractor’s field trailers, if any, are not sufficient for the Contractor’s needs, then the Contractor shall provide its own off-site staging area for the storage of materials, equipment, tools, and incidentals and for its field administration personnel and the necessary transportation of these to the site in order to execute the work of the project.

1.8 PARKING AREAS

A. Contractor’s on-site parking is limited to the area or areas shown on the Drawings. If designated area(s), if any, for parking on site is not sufficient for the Contractor’s parking needs, then the Contractor shall provide its own off-site parking and daily transportation of labor, equipment, materials, tools, and incidentals to the site in order to execute the work of the project.

1.9 PROHIBITED ACTIVITIES

A. The Contractor shall not conduct and shall prevent its employees and that of its subcontractors, suppliers, vendors, specialists, consultants, agents, etc. from conducting the following activities at the site:

1. Use of alcohol and illegal drugs.

2. Smoking, including but not limited to e-cigarettes and vaping.

01 14 00 - 4

3. Use of tobacco products, including but not limited to chewing tobacco.Spitting or otherwise ejecting saliva from the mouth except inside the Contractor’s own restroom facilities.

4. Loud or abusive language.

5. Intimidating behavior.

1.10 SITE USE CONSTRAINTS

A. Access (i.e., ingress to and egress from) the site shall be at the location(s) shown on the

Drawings or as otherwise approved by the GLWA.

B. When GLWA employee, pedestrian or vehicle access through a construction area must be disrupted, coordinate with Contracting Officer and provide alternate access for the GLWA and/or other contractors as approved by the Engineer and GLWA.

C. The Contractor’s approved access (i.e., ingress and egress) point or points to GLWA facilities are shown on the Drawings.

D. The Contractor’s work at GLWA facilities shall not impede or otherwise interrupt GLWA’s employee entry or exit from the site nor GLWA’s deliveries of materials, chemicals, equipment, etc. that are required to keep the facility operational.

E. GLWA’s facilities, including but not limited to the restrooms, lunchrooms, bathrooms, break areas, offices, copy rooms, office facilities, kitchens, and parking lots shall not be used by the Contractor. Exceptions to this will be as shown on the Contract Documents, or as expressed in writing by the Engineer and GLWA.

F. Safe access to the GLWA’s facilities at the site shall be provided by the Contractor during the duration of the Project.

G. Locations of staging areas, parking areas, contractor temporary trailers, contractor offices, and contractor vehicle routes on site shall be reviewed and approved by the

Engineer and GLWA.

1.11 CONSTRUCTION CONSTRAINTS

A. This paragraph specifies the constraints that must be placed on the Contractor in its construction of certain elements of the Work of this Contract. These constraints are specified to minimize the risk of losing treatment, pumping and related production capabilities that are critical to GLWA’s overall responsibility to the customers it serves in

Southeast Michigan with respect to drinking water and wastewater services.

B. GLWA facilities are active production facilities that operate continuously 24 hours per day, 365 days per year. As such, the Contractor shall meticulously plan and prepare its work forces prior to executing work that requires temporary disturbances to operations and equipment shutdowns. Such temporary disturbances and equipment shutdowns shall be reviewed and approved by the Contracting Officer or its Engineer in consultation with GLWA. The Contractor shall adhere to the construction constraints specified herein, and plan and execute his work accordingly.

GLWA Contract No. 2303636

01 14 00 - 5

C. Contractor shall conduct work on this project on a continuous basis throughout the specified acceptable working days and hours specified herein. Periods of intermittent work are not permissible on this project.

D. The Contractor shall notify GLWA in writing of the date, time, and duration proposed for the shutdown.

1. Shutdowns are prohibited from May to September.

2. Preliminary notification shall be provided 60 calendar days in advance of the date targeted for the start of each shutdown period and shall include a scheduled start time and anticipated duration of the shutdown.

3. Confirmation notification shall be provided 45 calendar days in advance of each actual shutdown date and shall contain the shutdown start time, maximum duration of the shutdown, and a detailed schedule showing the construction activities to take place during the shutdown.

4. Before making confirmation notification, the Contractor shall submit to GLWA for each shutdown detailed drawings and a work plan showing step-by-step sequence of construction. Commencement notification shall be provided 30 calendar days prior to the actual shutdown date and shall contain the shutdown date, required shutdown start time, maximum duration of shutdown, a detailed schedule showing the construction activities to take place during the shutdown, and a verification sheet that shows that the required equipment and workers will be available.

5. The confirmation notification shall bind the Contractor to the shutdown schedule dates, and any costs or claims resulting directly or indirectly from the Contractor’s deviation from the stated dates and times shall be the sole responsibility of the

Contractor.

6. GLWA will have the right to reject the proposed shutdown time scheduled by the

Contractor. If GLWA rejects a proposed shutdown time, GLWA and the Contractor shall negotiate to establish a shutdown time mutually agreeable to both parties. If

GLWA and the Contractor fail to agree on a shutdown time, GLWA will have the right to establish a shutdown time unilaterally, and the Engineer's determination will be conclusive and final and shall be complied with at no extra cost to GLWA.

E. The Contracting Officer or GLWA reserves the right to cancel the Contractor’s scheduled construction activities and approved scheduled facility and equipment shutdowns without prior notice to the Contractor because GLWA’s priority is to preserve the operational capability of its systems.

F. Multiple facility and/or equipment shutdowns will be required to complete the work of this Contract. Contractor shall take the shutdowns into account in the planning, scheduling and managing of the project as necessary to complete the Work of this

Contract within the specified Contract Times.

G. GLWA’s personnel shall have full access to during demolition and construction activities.

Contractor shall stage and sequence its work so that GLWA’s access into or out of the facility or an area or its operation and maintenance procedures are not hindered.

H. Construction constraints specific to this Project that the Contractor shall comply with are specified below.

01 14 00 - 6

1. Work on TN-01 and TN-03 shall not be scheduled at the same time.

1.12 CONSTRUCTION SEQUENCING

A. Contractor shall propose its construction sequencing plan for the project within 30 days of the notice to proceed. The Contracting Officer or Engineer will need to approve the final proposed construction sequencing plan prior to the initiation of work that involves equipment shutdowns.

B. The project shall be constructed in phases to keep the necessary equipment and systems operational. At a minimum the construction sequencing plan shall include the following:

1. Mobilization.

2. Procurement of any additional staging or laydown areas required.

3. Receipt of all permits.

4. Submission, review, and approval of submittals.

5. Traffic control.

6. Installation of new pipelines, valves, and appurtenances.

7. Structure demolition.

8. Shutdowns and connections to the existing system.

9. Restoration of pavement.

10. Testing and disinfection of new pipeline.

11. Site restoration.

12. Demobilization.

1.13 SUBMITTALS

A. Contractor shall submit a shutdown plan for GLWA equipment, facilities and/or systems to be disrupted during the work to assure the Contracting Officer, Engineer and GLWA that the temporary facility shutdown will conform to the constraint specified herein.

Shutdown plans shall include, as a minimum, the following information:

1. Identification of labor, equipment, materials, tools, and incidentals that the

Contractor will have ready for the work involved prior to taking equipment out of service.

2. Identification of the Superintendent in charge of the construction activities required to complete the Work associated with a shutdown.

3. Contingency plan for completing the work associated with each shutdown in case of unforeseen problems which arise during the course of the work.

4. Plan for protecting in-service and operating equipment that is adjacent to the work or equipment being replaced so that operating equipment is not accidentally damaged or otherwise unintentionally taken out of service.

B. Submit shutdown plans at least 30 calendar days in advance of a planned shutdown for the Contracting Officer’s and Engineer’s review and approval.

01 14 00 - 7

C. Contractor shall not commence work on equipment that requires a shutdown until it receives the associated approved shutdown plan; with the exception of preparatory work that does not require equipment, system or facility shutdowns.

PART 2 PRODUCTS: NOT USED

PART 3 EXECUTION: NOT USED

ALLOWANCES

01 21 00 - 1

SECTION 01 21 00

A. Section includes administrative and procedural requirements governing Allowances.

B. Allowances can include the following types:

1. Provisionary Allowance

2. Cash Allowance

3. Permitting and Inspection Fees Allowance

4. Landscaping Allowance

5. Steel Piping Weld Inspection Allowance

6. Irrigation Allowance

1.2 ALLOWANCES

A. The Contractor agrees that they are not entitled to payment of Allowances, except when directed by the Contracting Officer or the Contracting Officer’s designated representative with an approved Construction Change Directive (CCD) or Change Order that indicates the amount(s) to be charged to the Allowance.

B. The Contractor's direct and indirect (i.e. overhead, profit, bonds, insurance) costs for transportation, storage, installation, testing, startup, and commissioning, and similar costs related to products and Work that is specified in a Cash Allowance shall be included as part of the Contract Sum and not part of the Allowance.

C. Provisional Allowances

1. Construction Change Directives or Change Orders authorizing use of funds from the

Provisionary Allowance may include Contractor's overhead and profit.

2. Upon request by Engineer, Contracting Officer, or its designated representative, Contractor shall provide a cost estimate for Work requested to be provided from a

Provisionary Allowance. The cost estimate shall include all costs, including but not necessarily limited to materials, fabrication, manufacture, equipment rental, delivery, taxes, insurance, associated labor, installation costs, supplemental costs, and overhead and profit costs.

D. Permitting and Inspection Fees Allowance

1. Construction Change Directives or Change Orders authorizing use of funds from this

Allowance may not include Contractor's overhead and profit.

2. Upon request by Engineer, Contracting Officer, or its designated representative, Contractor shall provide a cost estimate for Work requested to be provided from a

Provisionary Allowance. The cost estimate shall include all costs, including but not necessarily limited to materials, fabrication, manufacture, equipment rental, delivery, taxes, insurance, associated labor, installation costs, supplemental costs, and

E. Landscaping Allowance

01 21 00 - 2

1. Construction Change Directives or Change Orders authorizing use of funds from this

Allowance may include Contractor's overhead and profit.

2. Upon request by Engineer, Contracting Officer, or its designated representative, Contractor shall provide a cost estimate for Work requested to be provided from a

Provisionary Allowance. The cost estimate shall include all costs, including but not necessarily limited to materials, fabrication, manufacture, equipment rental, delivery, taxes, insurance, associated labor, installation costs, supplemental costs, and overhead and profit costs.

F. Steel Piping Weld Inspection Allowance

1. Construction Change Directives or Change Orders authorizing use of funds from this

Allowance may include Contractor's overhead and profit

2. Upon request by Engineer, Contracting Officer, or its designated representative, Contractor shall provide a cost estimate for Work requested to be provided from a

Provisionary Allowance. The cost estimate shall include all costs, including but not necessarily limited to materials, fabrication, manufacture, equipment rental, delivery, taxes, insurance, associated labor, installation costs, supplemental costs, and overhead and profit costs

G. Irrigation System Repair Allowance

1. Construction Change Directives or Change Orders authorizing use of funds from this

Allowance may include Contractor's overhead and profit.

2. Upon request by Engineer, Contracting Officer, or its designated representative, Contractor shall provide a cost estimate for Work requested to be provided from a

Provisionary Allowance. The cost estimate shall include all costs, including but not necessarily limited to materials, fabrication, manufacture, equipment rental, delivery, taxes, insurance, associated labor, installation costs, supplemental costs, and

1.3 ACTION SUBMITALLS

A. Submit proposals for purchase of products or systems included in Allowances in the form specified for Change Orders.

1. The proposal shall identify the total amount being requested from the Allowance.

The breakdown of each line item shall be similar to the Schedule of Values. Each line item shall include an explanation for why it is being requested (e.g. increase in quantity, price increase).

2. The proposal shall only request the additional cost (final value minus current value from the Schedule of Values). The final value, current value and additional cost shall all be shown on the proposal.

3. If requested, prepare explanation and documentation to substantiate distribution of overhead costs and other markups, change in scope of Work and pricing changes.

4. Contracting Officer reserves the right to establish the quantity of Work satisfactorily completed to date using its own forces or by independent survey, measure or count.

1.4 INFORMATIONAL SUBMITALLS

A. Submit invoices or delivery slips to show actual quantities of materials delivered to the site for use in fulfillment of each approved Allowance.

B. Submit time sheets and other documentation to show labor time and cost for installation

01 21 00 - 3 of Allowance items that include installation as part of the approved Allowance.

C. Coordinate and process submittals for approved Allowance items in the same manner as the rest of Work.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Contractor shall request direction from Contracting Officer for handling of unused products purchased under an Allowance and comply with the Contracting Officer’s directions. Direction may include:

1. Return unused products purchased to manufacturer or supplier for credit to Contracting Officer, after installation has been completed and accepted.

2. Retain and prepare unused products for storage by Contracting Officer. Deliver unused products to Contracting Officer's storage space as directed.

PART 2 PRODUCTS: NOT USED

PART 3 EXECUTION

3.1 EXAMINATION

A. Examine products covered by an Allowance promptly on delivery for damage or defects.

Return damaged or defective products to manufacturer promptly for replacement at no additional cost.

3.2 PREPARATION

A. Coordinate materials and their installation for each Allowance with related materials and installations to ensure that each Allowance item is completely integrated and interfaced with related work.

3.3 SCHEDULE OF ALLOWANCES

A. Allowance No. 1: Cash Allowance To be determined.

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B. Allowance No. 2: Provisionary Allowance: To be determined.

3.4 CLOSEOUT ACTIVITIES

A. Any remaining allowance balance upon Final Completion shall be retained by the GLWA and not paid to the Contractor.

Downriver Transmission Main Loop

MEASUREMENT AND PAYMENT

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SECTION 01 22 01

A. This Section includes the administrative and procedural requirements to be used by the

Contractor, Contracting Officer’s representative and Engineer for measurement and payment of Work satisfactorily completed in accordance with the Contract Documents.

1.2 RELATED REQUIREMENTS

A. Exhibit D Costing Summary (Bid Form)

B. Section 01 29 73 Schedule of Values

C. Section 01 29 76 Progress Payment Procedures

1.3 REFERENCES

A. Definitions

1. Bid Item: the bid item or bid items included in the Bid Schedule in the Request for Bid.

2. Pay Item: pay items are the bid items listed in the Bid Schedule in the Request for Bid that will form the basis of the Schedule of Values that will be used to measure Work satisfactorily completed and thus provide the basis for payments to the Contractor.

3. Unit Price: a unit price is an amount bid by the Contractor as a price per unit of measurement as stated in the Bid Schedule that the Contractor awarded the

Contract is contractually bound to honor the bid unit price for Work satisfactorily completed.

4. Extended Price: the extended price is used for unit price pay items and is computed by the product of the estimated quantity and the unit price bid for each unit price item.

5. Lump Sum: a lump sum is an amount bid by the Contractor as stated in the Bid

Schedule for the described Work.

6. Application for Payment: The Contractor’s certified request for payment for completed portions of the Work and for materials or equipment suitably stored pending their incorporation into the Work.

7. Cash Allowance: Refer to Section 01 21 00.

01 22 01- 2GLWA Contract No. 0005317

42-inch Downriver Transmission Main Loop

8. Certificate for Payment: A certificate issued by the Contracting Officer certifying the amount of the Progress Payment due to the Contractor.

9. Construction Change Directive: A written order prepared by the Contracting Officer that directs a change in the Work and states a proposed basis for adjustment, if any, in the Contract Price or Contract Time.

10. Change Order: A written instrument signed by GLWA and the Contractor that authorizes a change in the Work, an adjustment in the Contract Price or Contract Time, or both.

11. Detailed Cost Breakdown: An itemized breakdown of the Work and Contract Price detailing, for each pay item, quantities and dollar amounts required for making

Progress Payments. The sum of all pay items in the Detailed Cost Breakdown shall equal the Contact Price.

12. Final Payment: Payment made by GLWA to the Contractor of the entire unpaid balance of the Contract as adjusted by Change Orders.

13. Progress Payment: A periodic payment to the Contractor based on the Contracting

Officer’s approval of the Contractor’s Application for Payment as required pursuant to the terms of the Agreement.

14. Provisionary Allowance: Refer to Section 01 21 00

15. Schedule of Values: A statement furnished by the Contractor reflecting the portions of the Contract Price allocated to the various portions of the Work and used as the basis for reviewing the Contractor’s Application for Payment.

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PART 2- PRODUCTS (Not used)

PART 3 – EXECUTION

1. All below items include labor, material, and equipment to provide, place, grade, cut, excavate, compact aggregate base, concrete, miscellaneous expenses, shop drawings and construction submittals for each work item. The following paragraphs summarize items that shall be considered included in the respective pay item to pay items for water main construction and the overall project cost.

I. The cost of water main fittings (i.e. tees, reducers, bends, crosses, etc.)

shall be considered included in the respective pay items for water main construction. The cost of water main plugs, bulkheads and caps shall be considered included in the respective pay items for water main construction.

II. The Contractor shall be required to review and comply with easement conditions that are shown on the plans or contract documents. Compliance with easement conditions shall be considered included in the overall project cost.

III. The cost of relocating or bracing utility poles and guy wires, including all labor, materials, machinery and equipment, shall be considered included in the project cost and no extra payment shall be made for such work.

IV. Adjustment of water valve boxes, if required, shall be considered as included in the project cost. The Contractor shall furnish all labor, materials, tools and equipment required to adjust boxes from the existing elevation to the finished elevations.

V. Adjustment and/or relocation of private utility structures such as gas valves, structure covers, riser boxes, etc. shall be considered included in the project cost. If private utility structures are to be adjusted and/or relocated by their respective owners, then the Contractor shall be responsible for coordinating this work with the private utility owner included as part of the project.

VI. The completed for protective fence shall be considered included in the project. The contract unit price shall be payment in full for all labor, materials, and equipment necessary to place the protective fence materials at the beginning of the project and then remove the fence materials when construction has been completed. Furnishing, placing, and compacting suitable backfill for the postholes shall be considered as included in the protective fencing work.

VII. Protection or replacement private ownership structures, landscaping, sprinkler systems, mailboxes, and other associated existing structures shall be required and considered included in the overall project costs.

3.1 PAY ITEMS

1. General Construction/Mobilization, Max. 5%

I. Description: This bid item includes labor, equipment, materials, and incidentals required to fully mobilize the site. The maximum amount that can be bid for this pay item is 5% of the total project cost. This bid item includes all preparatory work and operations which may include, but is not limited to, the following items:

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i. The movement of personnel, equipment, supplies, and incidentals to the project site.

ii. The establishment of the Contractor’s and Engineer’s offices, buildings, and other facilities to work on the project.

iii. Other work and operations that must be performed.

iv. Expenses incurred, prior to beginning work on the various contract items on the project site.

v. Pre-construction costs, exclusive of bidding costs, which are necessary direct costs to the project rather than directly attributable to other pay items under the contract.

vi. Bonds, insurance, and other miscellaneous contract expenses.

vii. When the percentage of the contract amount earned is less than 5 percent of the original total contract value, the costs of project specific bonding, insurances, and permits will be reimbursed when a paid invoice is received by the Engineer. The costs for mobilization will then be made in accordance with the Partial Payment Schedule shown below. The original contract amount is the total value of all contract items including the mobilization item.

The percentage earned is exclusive of the mobilization item. The total sum of all payments for this item shall not exceed the original contract amount bid for mobilization, regardless of costs associated with contract changes, temporary shutdown of WORK, EQUIPMENT mobilized away from the project and then back again, or for additional quantities or items of work added to the contract.

Partial Payment Schedule

Percentage of Original Contract

Amount Earned

Percentage of Bid Price for Mobilization

Allowed

5 50

10 75

25 100

viii. When a pay item for mobilization is not included in the proposal, payment for any such work is considered to have been included in payments made for other items of work.

ix. Measurement: Measurement will be based on satisfactory completion of the work as approved by the Engineer and accepted by GLWA.

x. Payment: Payment will be lump sum to Contractor.

2. Permitting and Inspection Fees Allowance incidentals required to obtain, administer, and any coordination needed to obtain permits necessary to complete the work. Fees shall not include mark up and documentation of the payment or fee is required for reimbursement

II. Measurement: Measurement will be based on satisfactory completion of the Work and closure of the permit with the permitting entity.

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III. Payment: Payment will be dependent on unit quantity that was selected for quotation.

3. Provisional Allowance incidentals to conduct work that are not part of the original contract documents or are considered by the Engineer to be unforeseen conditions including but not limited to:

xi. Result of differing site conditions that have been agreed upon by the Contractor, Engineer, and GLWA.

xii. Result of hazardous materials encountered at project site that needs to be transported and disposed at a facility in accordance with local, state, and federal regulations.

xiii. Result of utility relocation that are agreed upon by Contractor, Engineer, and GLWA.

xiv. GLWA approved exploratory excavation for utility crossings during the construction of transmission main and roadway.

II. Measurement: Measurement will be based on satisfactory completion of the Work as approved by the Engineer and accepted by GLWA.

4. Landscaping Allowance incidentals to conduct work that is not part of the original contract documents or is considered by the Engineer to be unforeseen conditions including but not limited to disturbance of any existing landscaping by the construction of the transmission main that has been agreed upon by the Contractor, Engineer, and GLWA.

II. Measurement: Measurement will be based on satisfactory completion of the Work as approved by the Engineer and accepted by GLWA.

5. Steel Piping Weld Inspection Allowance

I. Description: This bid item includes labor, equipment, materials, as directed by the Engineer for third party testing of welds on the steel piping.

Increments of testing shall not exceed 100’ unless authorized by the Engineer. Locations will be random. As successful testing is performed, increments may be increased.

II. Measurement: Measurement will be based on satisfactory completion of the Work as approved by the Engineer and accepted by GLWA.

6. Irrigation System Repair Allowance incidentals to conduct work that is not part of the original contract

01 22 01- 6 documents or is considered by the Engineer to be unforeseen conditions including but not limited to disturbance of any existing irrigation systems by the construction of the transmission main that has been agreed upon by the Contractor, Engineer, and GLWA.

II. Measurement: Measurement will be based on satisfactory completion of the Work as approved by the Engineer and accepted by GLWA.

7. Demobilization and Closeout incidentals required to completely demobilize from the site and complete all specified Contract close-out services and obligations specified in the specification and drawings.

II. Measurement: Measurement will be based on satisfactory completion of the Work as approved by the Engineer and accepted by GLWA.

III. Payment: Payment will be lump sum to Contractor.

8. Audio/Video Route Survey

I. Description: This bid item includes all labor, materials, and equipment necessary to prepare the audio video route survey in accordance with the specifications. Video recording limits are discussed in Section 01 32 35 - Project Photographs and Video. This item also includes the provision of two sets of DVDs containing the complete recordings to the Engineer.

II. Measurement: Measurement will be based on satisfactory completion of the

9. Furnish and Install the Project Sign necessary to furnish, install, maintain, and remove the project sign in accordance with the plans and specifications. Furnishing, placing, and compacting suitable backfill in the postholes shall be considered as included Project Sign work.

II. Measurement: Measurement will be based on satisfactory completion of the

III. Payment: Payment will be each compensation to the Contractor.

10. Water Main, 24 inch, Open Cut, Encased (Sand Backfill); 11. Water Main; DI 16 inch, Open Cut (Sand Backfill);

I. Description: This bid item includes all labor, materials and equipment necessary to construct the water main. Payment for Water Main shall include the following (except such items for which separate prices are received on the bid form): excavating; trenching; disposal of unsuitable or excess excavated materials; temporary sheeting, bracing and shoring of excavations; support, relocation, replacement, connection or reconnection of existing pipe lines, building leads and utilities; furnishing and placing of pipe, jointing materials, fittings, bulkheads, plugs, sleeves, adaptors, joint restraint, corporation stops, necessary thrust blocks; connections to existing

01 22 01- 7 mains; flushing; cleaning; chlorination; sterilization; hydrostatic and bacteriological testing; furnishing and placing of required bedding, backfill and fill materials; complete cleanup and surface restoration. Payment for water main shall also include up to 18 inches of trench undercut and refill with compacted MDOT 6A coarse aggregate unless otherwise shown in the plan details. If additional undercut is required beyond 18 inches then it shall be paid for separately as Trench Undercut and Refill. The designation “Tr Det G” indicates compacted sand backfill for the trench in accordance with the plan details. The contract unit price shall also include payment in full for dewatering of excavation as described in the technical sections. All utility protection during construction is considered included in this pay item;

including but not limited to temporary support for guy wires, adjacent utility pipes and structures, utility poles, etc. The contractor shall salvage any utility materials/equipment and return to the respective utility owner should any damage occur during the construction process. The utility owner shall be notified immediately if any damage has occurred to their equipment.

The contract unit price does not include dewatering by means of deep wells or well points. In the event that dewatering by means of deep wells or well points is required, as determined by the Engineer, then this work shall be paid for separately. The cost of water main fittings (i.e. tees, reducers, bends, crosses, etc.) shall be considered included in the pay items for water main construction. The cost of water main plugs, bulkheads and caps shall be considered included in the pay items for water main construction.

II. Measurement: Water main shall be measured in place horizontally by linear feet along the centerline of the pipe from center of end fittings or end-to-end, without deduction for intervening valves, gate wells or structures.

III. Payment: Payment will be linear feet compensation to the…