ATTACHMENT_A_Specifications_Pecan_Tree_Water_and_Sewer.pdf

DORCHESTER COUNTY, SOUTH CAROLINA

CONTRACT DOCUMENTS FOR

CONSTRUCTION OF:

PECAN TREE DRIVE

WATER AND SEWER MAIN

EXTENSIONS

JUNE 2025

FOR BIDS

June 29, 2025 https://www.dorchestercountysc.gov/home

DIVISION 01

GENERAL REQUIREMENTS

Sunnary of Work 01 11 00

Coordination with DCWS' Operations 01 14 00

Measurement and Payment 01 20 00

Temporary Bypass Pumping 01 26 65

Project Meetings 01 31 19

Construction Project Schedule 01 32 00

Submittal Procedures 01 33 00

Temporary Utilities 01 51 00

Traffic Control 01 55 26

Temporary Controls 01 57 00

Product Delivery Requirements 01 65 00

Product Storage and Protection Requirements 01 66 00

Field Engineering 01 71 23

Protection of Work and Property 01 71 33

Closeout Requriements 01 77 19

DIVISION 01

CONCRETE

Precast Concrete 03 40 00

Grout 03 60 00

DIVISION 31

EARTHWORK

Earthwork 31 00 01

Dewatering 31 23 19

Erosion and Sedimentation Control 31 25 00

DIVISION 33

UTILITIES

Water Distribution System 33 00 01

Water Service Connections 33 01 01

Gravity Sewer Mains 33 03 01

Bore and Jack Pipe Installation 33 05 33

Potable Water Mains Testing and Disinfection 33 10 01

Gravity Sewer Main and Manhole Testing 33 30 01

APPENDIX

Pecan Tree Road New Water & Sewer Line Extension

June 2025

A - Approved Permits

B - Geotechnical Exploration Report

C - Railroad Agreements

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SECTION 01 11 00

SUMMARY OF WORK

PART 1 – GENERAL

1.01 SUMMARY

A. Section Includes:

1. Summary

2. Location and Description of Work

3. Construction Contracts, This Project

4. Construction Contracts, Other Projects

5. Work by Others

6. Work by DCWS

7. DCWS Furnished Equipment and Materials

8. DCWS Assigned Procurement Contracts

9. DCWS Pre-selected Equipment and Materials

10. Sequence and Progress of Work

11. Contractor’s Use of Site

12. Easements and Rights-of-Way

13. Notices to Owners and Authorities of Properties Adjacent to the Work

14. Salvage of Equipment and Materials

15. Partial Utilization by DCWS

1.02 LOCATION AND DESCRIPTION OF WORK

A. The Work is located at the following Site:

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1. Along Highway US 78 within the road right-of-way.

2. Crossing Norfolk Southern Corporation railroad right-of-way.

3. Temporary construction easement as shown on the plans.

B. The Work to be performed under this Contract includes, but is not limited to, constructing the Work described below and all appurtenances related to the Work. The Work shall be as follows:

1. Installation of approximately 1,238 linear feet (LF) of 16-inch water and 1,047 of 12-inch gravity sewer mains which includes 282 LF of 30-inch, 594 LF of

24-inch, and 315 LF of 16-inch steel casings installed by bore and jack method, one (1) fire hydrant, five (5) 5-ft diameter manholes, one (1) 5-ft diameter doghouse manhole, one (1) water service, and necessary appurtenances.

1.03 CONSTRUCTION CONTRACTS

1. Work specified in Divisions 1 through 40 (inclusive) of the Specifications.

2. Work shown on sheets 1 through 8 (inclusive) of the Drawings.

1.04 CONSTRUCTION CONTRACTS, OTHER PROJECTS (NOT USED)

1.05 WORK BY OTHERS (NOT USED)

1.06 WORK BY DCWS

A. DCWS will perform the following in connection with the Work: Operate all existing valves, gates, pumps, equipment, and appurtenances that are part of DCWS’ operation, unless otherwise specified or indicated.

1.07 DCWS-FURNISHED EQUIPMENT AND MATERIALS (NOT USED)

1.08 DCWS-ASSIGNED PROCUREMENT DOCUMENTS (NOT USED)

1.09 DCWS PRE-SELECTED EQUIPMENT AND MATERIALS

A. None.

B. Contractor shall provide equipment and materials in accordance with the Contract

Documents.

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1.10 SEQUENCE AND PROGRESS OF WORK

A. Requirements for sequencing and coordinating with DCWS’ operations, including maintenance of plant operation during construction, and requirements for tie-in and shutdown, are in Section 01 14 00 – Coordination with DCWS’ Operations.

1.11 CONTRACTOR’S USE OF SITE

A. Contractors’ use of the Site shall be confined to the areas shown. Contractors shall share use of the Site with other contractors and others specified in this Section.

B. Contractor shall move stored products that interfere with the operation of DCWS, other contractors, or others performing work for DCWS.

1.12 EASEMENT AND RIGHTS-OF-WAY

A. Easements and rights-of-way will be provided by DCWS in accordance with the General Conditions. Confine construction operations within DCWS’ property, public rights-of-way, easements obtained by DCWS, and the limits shown. Use care in placing construction tools, equipment, excavated materials, and products to be incorporated into the Work to avoid damaging property and interfering with traffic. Do not enter private property outside the construction limits without permission from the owner of the property.

1.13 NOTICES TO OWNERS AND AUTHORITIES OF PROPERTIES ADJACENT TO THE

WORK

A. Notify owners of adjacent property and utilities when execution of Work may affect their property, facilities, or use of property.

B. When it is necessary to temporarily obstruct access to the property, or when utility service connection will be interrupted, provide notices sufficiently in advance to enable affected persons to provide for their needs. Conform notices to Laws and Regulations, whether delivered orally or in writing.

C. Notify utility owners and other concerned entities at least 48 hours before cutting or closing streets or other traffic areas, excavating near underground facilities, or exposing utilities.

1.14 PARTIAL UTILIZATION BY DCWS

A. DCWS reserves the right to enter and use portions of the Work before the Certificate of Substantial Completion is issued by DCWS.

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B. DCWS shall be responsible for preventing premature connections by private and public parties, persons, or groups of persons before DCWS issues a Certificate of Substantial Completion for the portion of the Work being partially utilized by DCWS.

C. Contractor shall cooperate with DCWS, and DCWS agents to accelerate the completion of Work designed for partial utilization by DCWS in accordance with the Contractor’s progress schedule.

PART 2 – PRODUCTS (NOT USED)

PART 3 – EXECUTION (NOT USED)

END OF SECTION

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SECTION 01 14 00

COORDINATION WITH DCWS OPERATIONS

PART 1 – GENERAL

1.01 SUMMARY

A. Section Includes:

1. Requirements for coordinating with DCWS’ operations during the Work and included requirements for tie-ins and shutdowns necessary to complete with Work without impact on DCWS’ operations except as allowed in this Section.

2. The Contractor shall provide labor, materials, tools, equipment, and incidentals shown, specified, and required to coordinate with DCWS’ operations during the Work.

B. General Requirements:

1. Except for shutdowns specified in this Section, perform the Work such that DCWS’ facility remains in continuous satisfactory operation during the Project Schedule and conduct the Work such that the Work does not: impede DCWS’ production or processes, create potential hazards to operating equipment and personnel, reduce the quality of the facility’s products or effluent, or cause odors or other nuisances.

2. Work not specifically covered in this Section or referenced Sections may, in general, be completed at any time during regular working hours in accordance with the General Conditions and Supplementary Conditions, subject to the requirements in this Section.

3. Contractor has the option of providing additional temporary facilities that can eliminate or mitigate a constraint without additional cost to DCWS, provide such additional temporary facilities: do not present hazards to the public, personnel, structures, and equipment; that such additional temporary facilities do not adversely affect DCWS’ ability to comply with Laws and Regulations, permit, and operating requirements; that such temporary facilities do not generate or foster the generation of odors and other nuisances; and that requirements of the Contract Documents are fulfilled.

4. Coordinate shutdowns with DCWS. When possible, combine multiple tie-ins into a single shutdown to minimize impacts on DCWS’ operation and processes.

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5. Do not shut off or disconnect existing operating systems, unless accepted by DCWS in writing. Operation of existing equipment will be done by DCWS unless otherwise specified or indicated. Where necessary for the Work, the Contractor shall seal or bulkhead DCWS-operated gates and valves to prevent leakage that may affect the Work, DCWS’ operations, or both. Provide temporary watertight plugs, bulkheads, and line stops as required. After completing the Work, remove seals, plugs, bulkhead, and line stops to the satisfaction of DCWS.

C. Continuous Treatment Provisions:

1. Federal regulations prohibit bypassing of untreated or partially treated wastewater or sewer during construction Work.

2. The Contractor shall provide labor, equipment, materials, and incidentals to provide continuous treatment to the level prior to construction Work.

3. The Contractor shall be responsible for providing temporary pumping facilities, systems, piping, valves, appurtenances, equipment, materials, and temporary utilities necessary to complete the Work without treatment bypassing.

D. Related Sections:

1. Section 01 11 00 – Summary of Work

1.02 REFERENCES

1. Definitions: A “shutdown” is when a portion of the normal operations of DCWS’ facility, whether equipment, systems, piping, or conduit, has to be temporarily suspended or taken out of service to perform the Work.

1.03 ADMINISTRATIVE REQUIREMENTS

A. Coordination:

1. Review installation procedures under other Specification sections and coordinate Work that must be performed with or before the Work specified in this Section.

2. Notify other contractors in advance of Work requiring coordination with DCWS’ operations, to provide other contractors sufficient time for work included in their contracts that must be installed with or before Work specified in this Section.

3. When possible, combine multiple tie-ins into a single shutdown to minimize impacts on DCWS’ operations and processes.

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B. Pre-Shutdown Meetings: The Contractor shall schedule and conduct a meeting with DCWS prior to scheduling the shutdown.

C. Sequencing:

1. Perform the Work in the specified sequence. Certain phases or stages of the Work may require working 24-hour days or work during hours outside of regular working hours. Work may be accelerated from a later stage to an earlier stage if DCWS’ operations are not adversely affected by the proposed sequence change, with DCWS’ acceptance. The stages specified in this Section are sequential in the performance of the Work.

D. Scheduling:

1. Work that may interrupt normal operations shall be accomplished at times convenient to DCWS.

2. Furnish at the Site, in close proximity to the shutdown and tie-in work areas tools, equipment, spare parts, and materials, both temporary and permanent, necessary to successfully complete the shutdown. Complete to the extent possible, prefabrication of piping and other assemblies prior to the associated shutdown demonstrate to DCWS’ satisfaction that the Contractor has complied with these requirements before commencing the shutdown.

3. If the Contractor’s operations cause an unscheduled interruption of DCWS’ operation, immediately re-establish satisfactory operation for DCWS.

4. Unscheduled shutdowns or interruptions of continued safe and satisfactory operation of DCWS’ facilities that result in fines or penalties by authorities having jurisdiction shall be paid solely by the Contractor if, in DCWS’ opinion, the Contractor did not confirm the requirements of the Contract Documents, or was negligent in the Work, or did not exercise proper precautions in conducting the Work.

5. Work requiring service interruptions for tie-ins shall be performed during scheduled shutdowns.

6. Temporary, short-term shutdowns of smaller piping, conduits, equipment, and systems may be required. Coordinate requirements for such shutdown with DCWS.

1.04 SUBMITTALS

A. Action/Informational Submittals:

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1. Substitute Sequence Submittal: When deviation from a specified sequence is proposed, provide a submittal explaining in detail the proposed sequence change and its effects, including evidence that DCWS’ operations will not be adversely affected by the proposed change. List benefits or proposed sequence change, including benefits to the Progress Schedule.

2. Shutdown Planning Submittal:

a. For each shutdown, submit an inventory of labor and materials required to perform the shutdown and tie-in tasks, an estimate of the time required to accomplish the complete shutdown including time for DCWS to take down and start-up existing equipment, systems, or conduits, and written description of steps required to complete the Work associated with the shutdown.

b. Furnish submittal to DCWS at least thirty (30) days prior to the proposed shutdown start date. Do not start shutdown until obtaining DCWS’ acceptance of shutdown planning submittal.

B. Shutdown Notification: After acceptance of shutdown planning submittal and prior to starting the shutdown, provide written notification to DCWS of the date and time each shutdown is to start. Provide notification at least 72 hours in advance of each shutdown.

1.05 SITE CONDITIONS

A. General Constraints: Specified in the Contract Documents are the sequence and shutdown durations, where applicable, for DCWS’ equipment, systems, and conduits that are to be taken out of service temporarily for the Work. New equipment, materials, and systems may be used by DCWS after the specified field quality controls and testing are successfully completed and the materials or equipment are Substantially Complete.

B. The following constraints apply to coordination with DCWS’ operations:

1. Operational Access: DCWS personnel shall have access to equipment and areas that remain in operation.

2. Schedule and perform equipment and system start-ups for Monday through Thursday. Equipment and systems shall not be placed into operation on Friday, Saturday, and Sunday without prior approval of DCWS.

3. Dead-End Valves or Pipe: Provide blind flanges, watertight bulkheads, or valves at temporary and permanent terminuses, pipes, and conduits. Blind flanges and bulkheads shall be suitable for the service and braced and blocked, as required, or otherwise restrained as directed by DCWS. Temporary valves shall be suitable for their associated service. Where the valve is provided at the permanent terminus of

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1.06 SUGGESTED SEQUENCE OF WORK

A. Perform the Work in the specified sequence or as otherwise approved by DCWS.

Certain phases or stages of the Work may require working 24-hour days or work during hours outside of regular working hours. Work may be accelerated from a later stage to an earlier stage if DCWS’ operations are not adversely affected by the proposed sequence change, and with DCWS’ acceptance. The stages specified in this Section are sequence dependent.

1. Stage 1: Pre-construction meeting

2. Stage 2: Install erosion and sediment control

3. Stage 3: Field verify all underground utilities along the water main alignment.

4. Stage 4: Install new 30-inch steel casings by bore and jack method.

5. Stage 5: Install new 16-inch water and 12-inch gravity sewer mains (& manholes) by direct bury method method.

6. Stage 7: Perform necessary testing on the new 16-inch water and 12-inch gravity sewer mains.

7. Stage 8: Engineering shall apply for a permit to operate from DHEC.

8. Stage 10: Stabilize grassing. Once stabilized, remove all temporary silt fences and other BMPs.

1.07 TIE-INS

A. Contractor shall perform all required tie-ins to complete the Work.

1.08 SHUTDOWNS

A. General:

1. Work that may interrupt normal operations shall be accomplished at times convenient to DCWS.

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2. Furnish at the Site, in close proximity to the shutdown and tie-in work areas, tools, equipment, spare parts, and materials, both temporary and permanent, necessary to successfully complete the shutdown. Complete to the extent possible, prefabrication of piping and other assemblies prior to the associated shutdown.

Demonstrate to DCWS’ satisfaction that the Contractor has complied with these requirements before commencing the shutdown.

3. If the Contractor’s operation causes an unscheduled interruption of DCWS’ operations, immediately re-establish satisfactory operation for DCWS.

4. Unscheduled shutdowns or interruptions of continued safe and satisfactory operation of DCWS’ facilities that result in fines or penalties by authorities having jurisdiction shall be paid solely by the Contractor if, in DCWS’ opinion, the Contractor did not confirm the requirements of the Contract Documents, or was negligent in the Work, or did not exercise proper precaution in conducting the Work.

PART 2 – PRODUCTS (NOT USED)

PART 3 – EXECUTION

3.01 GENERAL

A. In addition to the requirements of this Section, conform to the requirements in the Contract Documents.

3.02 DETAILED SHUTDOWN REQUIREMENTS

A. Prior to Typical Shutdown:

1. Obtain DCWS’ acceptance of proposed shutdown planning submittal and shutdown notification submittal.

2. Submittal and approval of all shop drawings required.

3. Coordinate with DCWS’ operations staff on the timing of shutdown and provide required notification to DCWS.

4. Bring necessary piping, couplings, valves, equipment, and appurtenances to the work areas.

5. Assist DCWS in preparing to take the Project temporarily out of service.

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6. Coordinate other tie-ins to be performed simultaneously.

7. Install and ensure the functionality of temporary systems as applicable.

B. During Typical Shutdown:

1. Verify operations of sewer systems.

2. Following approval from DCWS, return the system to operation.

C. Following Typical Shutdown:

1. Verify the functionality of equipment and system.

2. Verify the operation of the new system and verify that joints in piping are watertight as applicable.

3. Repair joints that are not watertight as applicable.

4. Remove temporary systems as applicable.

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SECTION 01 20 00

MEASUREMENT AND PAYMENT

PART 1 – GENERAL

1.01 SUMMARY

A. Section Includes:

1. Items listed in this Section refer to and are the same pay items listed in the Bid Form and constitute all pay items for completing the Work.

2. Compensation for all services, items, materials, and equipment shall be included in prices stipulated for lump sum and unit price pay items listed in this Section and included in the Contract.

3. No direct or separate payment will be made for providing miscellaneous temporary or accessory works, bonds, insurance, or other requirements of the General Conditions, Supplementary Conditions, General Requirements, and other requirements of the Contract Documents.

4. Each lump sum and unit bid price shall include an amount considered by the Contractor to be adequate to cover the Contractor’s overhead and profit for each separately identified item.

B. Related Sections:

1. Payments to Contractor: Refer to General Conditions, Supplementary Conditions, and Agreement.

2. Changes to Contract Price: Refer to General Conditions and Supplementary Conditions.

3. Schedule of Values: Refer to General Conditions and Supplementary Conditions.

1.02 DCWS’ ESTIMATE OF QUANTITIES

A. DCWS’ estimated quantities for unit price pay items, as listed in the Bid Form, are approximate only and are included solely for the purpose of comparison of Bids. DCWS does not expressly or by implication agree that the nature of the materials encountered below the surface of the ground, or the actual quantities of material encountered or required, will correspond therewith and reserves the right to increase or decrease any

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Sewer Main Extensions quantity or to eliminate any quantity as DCWS may deem necessary. The Contractor will not be entitled to any adjustment in a unit price bid as a result of any change in an estimated quantity and agrees to accept the aforesaid unit bid prices as complete and total compensation for any additions caused by changes or alterations in the Work ordered by DCWS.

1.03 ADMINISTRATIVE REQUIREMENTS

A. Contractor shall include all additional Work items, services, goods, resources, and manpower necessary for the installation of the Work to provide a completely functional system in accordance with the Contract Documents. The Contractor shall include these costs associated with providing a completely functional system within the listed items on the Bid Form and as specified herein.

B. LUMP SUM BID ITEMS:

1. Lump Sum measurement will be for the entire items, unit of work, structure, or combination thereof, as specified and as indicated in the Schedule of Prices in the Bid Form. Measurement and payment for all bid items indicated as Lump Sum shall include the cost of all labor, materials, and equipment necessary to furnish, install, clean, test, and place each bid item into operation, including permitting, general conditions, overhead, and profit.

2. Progress payments will be based on the Schedule of Values prepared by the Contractor and approved by DCWS before acceptance of the first Application for Payment.

3. For the Contractor to request progress payments against Lump Sum items, the Contractor shall provide a disaggregation or breakdown in sufficient measurable detail that is acceptable to DCWS.

4. Measurement shall be based on the estimated percent complete of each Lump Sum item of the Schedule of Values, as determined by DCWS.

5. Payment will be made at the lump sum price proportional to the completion percentages approved by DCWS.

C. UNIT PRICE BID ITEMS

1. Quantity and measurement estimates stated in the Schedule of Prices in the Bid Form are estimates for bidding purposes only. Actual payment shall be based on actual quantities installed, in-place, as measured and/or verified by DCWS.

2. Unless otherwise provided in the General Conditions, the bid unit prices shall be in effect throughout the contract duration, regardless of variances between the estimated quantities and the actual installed quantities.

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3. The Contractor shall make no claim, nor receive any compensation, for anticipated profits, loss of profit, damages, or any extra payment due to any difference between the amounts of work completed, materials or equipment furnished, and the estimated quantities.

4. Unless otherwise approved by DCWS, any unit quantities exceeded may not be invoiced until the estimated quantity is increased by the contract change order.

5. The Contractor shall assist DCWS by providing necessary equipment, workers, and survey personnel as required to measure quantities.

6. Measurement

a. Measurement for progress payment shall be made by, or approved by, DCWS based on the estimated effective quantity installed. The effective quantity installed represents the actual units or quantities installed, adjusted for incomplete elements or components.

b. Unless otherwise provided for in the Schedule of Prices in the Bid Form unit price items are all inclusive of all related work, direct and indirect, to provide a complete and functional item. For example, water pipe installation would include pipe, trenching, temporary sheeting/shoring, dewatering, bedding, installation, backfill, compaction per detail and specification, testing, flushing, disinfection, and commissioning; including all labor, materials, site access and equipment necessary to furnish, install, clean, test, and place into operation; including permitting, general conditions, overhead, and profit.

c. The final measurement shall be based on actual quantities, jointly measured by the Contractor and DCWS, complete, fully tested, and placed into service.

7. Payment

a. Progress payments shall be in accordance with the contract documents based on estimated effective quantities installed, paid at the bid unit price.

b. The final payment shall be based on actual quantities, fully installed, tested, and placed into service, paid at the bid unit price.

PART 2 – BID ITEMS:

1. BID ITEM NO. 1 – MOBILIZATION

a. Payment for Bid Item No. 1 shall be made in the lump sum price in the Bid Form and shall also include, but not be limited to, any permits, licenses, 6/26/2025 01 20 00-4 Dorchester County

Sewer Main Extensions fees, assembling all equipment, materials, tools, etc., and transporting them to and from the work site. The amount bid for Bid Item No. 1 – Mobilization shall not exceed (3) percent of the Total Construction Cost. All costs associated with demobilization shall also be included herein under Bid Item No. 1.

b. No separate payment for access outside the existing easements as shown on the Contract Drawings will be made. All costs of equipment, labor, and materials required for additional access outside of existing easements shall be included in the price bid items to which they pertain.

2. BID ITEMS NO. 2 THROUGH NO. 4 – 30”/24”/16” STEEL CASING INSTALLED

BY BORE AND JACK METHOD

a. Payment shall be made in the unit price per linear foot (LF) as stated in the Bid Form shall also all costs of mobilization, demobilization, materials, layout of work, transport of pipe to the project site, locating/potholing of existing utilities, dewatering, excavation, trench box and/or sheeting (if needed), #57 stone bedding, set-up, welding, bore and jack operations, overhead, profit, insurance, testing, record keeping, backfilling, proper bedding & compaction (per detail and specifications), cleanup, restoration, protection of all existing utilities, all requirements per Section 33 05 23, etc. for complete installation.

3. BID ITEMS NO. 5, NO. 6, AND NO.10 – NEW 16” C900 DR18 PVC AND 6” PC350

DUCTILE IRON WATER MAIN

a. Payment shall be made in the unit price per linear foot (LF) as stated in the Bid Form and shall also include all costs of materials, layout of work, transport of pipe to the project site, locating/potholing of existing utilities along the route, excavation, dewatering/well points (if needed), trench box and/or sheeting (if needed), proper bedding & compaction with testing (per specifications), tracer wire, metallic detection tape, cleanup, protection of all existing utilities, testing, etc. for complete installation. Measurement will be from the center to the center of fittings; no deduction will be made for the space occupied by valves or fittings.

b. Restrained joint pipe inside the steel casing will be paid for at unit prices per LF as stated in the Bid Form and include all items described in “3.a.” above and the cost of all restrained joint accessories and spacers, etc.

c. The removal of the 16”x12” reducer and tie-in to the existing 16” valve shall be included in the cost of the pipe.

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4. BID ITEMS NO. 7 THROUGH NO. 9 – NEW 12” PC350 DUCTILE IRON AND

C900 DR18 PVC GRAVITY SEWER MAIN

a. Gravity sewer pipe will be measured from the center to center of manholes and depth of cut from the invert to the original ground at the center line.

Payment will be made at the unit price per linear foot (LF) as stated in the bid form and shall include all materials, cost of excavation, locating/potholing of existing utilities along the route, dewatering/well points (if needed), trench box and/or sheeting (if needed), proper bedding & compaction with testing (per specifications), stone bedding, metallic detection tape, backfilling, clean up, all required pipe/manhole testing, video inspections, protection of all existing utilities, proper disposal of excess excavated materials, etc. for complete installation.

b. Restrained joint pipe inside the steel casing will be paid for at unit prices per LF as stated in the Bid Form and include all items described in “4.a.” above and the cost of all restrained joint accessories and spacers, etc.

c. Permit Stipulations: No additional payment will be made for Permit Stipulations. All costs related to the implementation of the permit stipulations shall be included in the unit price bid for the item to which it pertains.

d. Existing Utilities and Obstructions.

i. Horizontal/Vertical Conflicts and Obstructions

1) No payment will be made for any delay or extra cost encountered by the Contractor due to protection, avoidance, or relation of existing utilities, mains, or services, or changing the horizontal and vertical alignment of the sewer.

2) No payment will be made for the relocation of existing utilities.

e. Location and Grade

i. No separate payment shall be made for the survey work performed by or for the Contractor in this establishment of reference points, cut sheets, limits of right-of-way, including their restoration, as well as center line or baseline points.

5. BID ITEM NO. 11 – FITTINGS

a. Measurement for fittings, including couplings/sleeves/plugs, shall be per unit per ton as stated in the Bid Form and shall include cost for restraint, with the weight of fittings being based upon the published weight of the compact

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(C153) fitting body. No payment will be made for the weight of joint accessories for mechanical joints, including joint restraints.

6. BID ITEM NO. 12 – 12” TIE-IN TO EXISTING WATER MAIN

a. Payment will be made at the unit price per each as stated in the Bid Form and shall include the cost of labor, excavation, dewatering, equipment, materials, compaction, flow control, cleanup, etc., for complete installation.

Payment for fittings used at tie-ins will be paid for as stated in bid item “5” above. No separate measurement or extra payment will be made for temporary fittings associated with the tie-in.

b. Tie-in to the existing line: Where connection to an existing main is made by removing an existing plug, no payment will be made for this work.

7. BID ITEM NO. 13 and NO. 14 – 16”/6” GATE VALVE & MARKER

a. The valves will be paid at the unit price per each as stated in the Bid Form and shall include the cost of the valve, restraints, valve box, centering ring, concrete marker, precast collar, #57 stone, excavation, backfill, compaction, clean up, per detail, etc. for complete installation.

8. BID ITEM NO. 15 – 2” COMBINATION AIR RELEASE VALVE WITH PEDESTAL

ASSEMBLY

a. Measurement will be made at the unit price per each as stated in the Bid Form and shall include air release valve, tapping saddle, piping, tracer wire, corporation stop, stone bedding, cover, excavation, backfill, compaction, grading, cleanup, per detail, etc., for complete installation.

9. BID ITEM NO. 16 – SERVICE CONNECTION

a. Measurement will be made at the unit price per each as stated in the Bid Form and shall include tapping saddle, piping, tracer wire, corporation stop, stone bedding, meter box, excavation, backfill, compaction, grading, cleanup, per detail, etc., for complete installation.

10. BID ITEM NO. 17 – FIRE HYDRANT ASSEMBLY

a. Hydrants will be paid at the unit price per each as stated in the Bid Form and shall include the cost of the hydrant, excavation, locating/ stone, clean up, per detail, etc., for complete installation.

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11. BID ITEM NO. 18 – 16” BELL RESTRAINS

a. Bell restraints will be paid at the unit price per each as stated in the Bid Form and shall include all materials, locating/potholing of existing utilities and pipe bell, excavation, etc., for complete installation.

12. BID ITEM NO. 19 – REMOVE EXISTING 12” WATER MAIN INSIDE STEEL

CASING

a. The measurement will be paid at the unit price per LF as stated in the Bid Form and shall include the removal of the existing water main pipe, spacers, and restraints inside the existing steel casing, excavation, dewatering, sheeting/shoring, and haul-out of pipe & other debris.

13. BID ITEM NOS. 20 THROUGH 22 – 5’ DIAMETER MANHOLES

a. Measurement will be made at the unit price per each installed manhole and shall include all materials, manhole frame, and cover, delivery, excavation, dewatering/well point (if needed), trench box and/or sheeting (if needed), stone bedding, compaction, etc., for complete installation.

14. BID ITEM NO. 23 – STRUCTURAL FILL

a. This item includes furnishing, placing, and compacting approved structural fill material where excavated native soils are deemed unsuitable for backfill due to failing to meet compaction or material specifications during pipe installation.

b. Measurement for payment will be made on a cubic yard (CY) basis as stated on the Bid Form, determined by field measurements of the volume of unsuitable material removed and replaced, or by cross-sections approved by the Engineer prior to backfilling. The volume shall be calculated based on the actual dimensions of the excavation requiring replacement.

c. Payment for structural fill will be made at the contract unit price per cubic yard (CY) as stated on the Bid Form. This price shall include all labor, equipment, materials, transportation, placement, moisture conditioning, compaction to the specified density, and incidental work necessary to furnish and install the structural fill in accordance with the project specifications.

Truck tickets shall be required and submitted for documentation.

d. The basis of payment will be full compensation for excavation and removal of unsuitable material, furnishing approved structural fill material, placing, spreading, moisture adjustment, compaction to specified density, testing and quality control, and any necessary coordination with project personnel.

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e. No separate payment will be made for delays, dewatering, stockpiling, re-handling material, or work outside the authorized limits unless otherwise approved by the Engineer.

15. BID ITEM NO. 24 – EROSION AND SEDIMENT CONTROL

a. Erosion and Sediment Control (i.e., silt fencing, permanent grassing) will be measured and paid for at the price per lump sum (LS) as stated in the Bid Form and shall include the costs for materials, installation, maintenance, replacement, inspections, removal, and cleanup.

b. No measurement and payment or direct payment will be made for temporary grassing and temporary construction entrance/exit.

c. Payment shall be based upon the percentage complete and as authorized by Dorchester County.

16. BID ITEM NO. 25 – TRAFFIC CONTROL

a. Payment will be made at the cost per lump sum (LS) as stated in the Bid Form. The lump sum price shall include all necessary signage, labor to include installation/removal/re-installation, jersey barricades (if required), barrels, flagmen, signage, traffic control plans, coordination with related requirements of the South Carolina Department of Transportation (SCDOT), and Dorchester County.

17. BID ITEM NO. 26 – RECORD DRAWINGS

a. Measurement will be made at the unit price per lump sum (LS) as stated in the Bid Form. The price shall include all requirements per Section 01 78 39

– Project Record Documents and Dorchester County.

PART 3 – EXECUTION

3.01 INSTALLATION

A. Install temporary facilities in a neat, orderly, manner, and make them structurally, mechanically, and electrically sound throughout.

B. Location of Temporary Utilities and Temporary Facilities:

1. Locate temporary systems for proper function and service.

2. Temporary systems shall not interfere with or provide hazards or nuisances to: the Work under this and other contracts, movement of personnel, traffic areas, 6/26/2025 01 20 00-9 Dorchester County

Sewer Main Extensions materials handling, hoisting systems, storage areas, finishes, and work of utility companies.

3. Do not install temporary utilities on the ground, with the exception of temporary extension cords, hoses, and similar systems in place for short durations.

C. Modify and extend temporary systems as required by the progress of the Work.

3.02 MAINTENANCE

A. Maintain temporary systems to provide safe, continuous service as required.

B. Properly supervise the operation of temporary systems:

1. Enforce compliance with Laws and Regulations.

2. Enforce safe practices.

3. Prevent abuse of services.

4. Prevent nuisances and hazards caused by temporary systems and their use.

3.03 CLOSEOUT ACTIVITIES

A. Completely remove temporary utilities, facilities, equipment, and materials when no longer required. Repair damage caused by temporary systems and their removal and restore the Site to the condition required by the Contract Documents: if restoration of damaged areas is not specified, restore to preconstruction conditions.

B. Contractor is responsible for and shall return to original condition those portions of the permanent electric system used in completing the Work.

C. Where temporary utilities are disconnected from the existing utility, provide a suitable, watertight, or gastight (as applicable) cap or blind flange, as applicable, on the service line in accordance with the requirements of the utility owner.

D. When permanent utilities and systems that were used for temporary utilities, upon Substantial Completion, replace all consumables such as filters and light bulbs, and parts used during the Work.

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SECTION 01 31 19

PROJECT MEETINGS

PART 1 – GENERAL

1.01 SUMMARY

A. Section Includes:

1. Pre-Construction Meeting:

a. Purpose of the conference is to designate responsible personnel, establish working relationships, discuss preliminary schedules submitted by the Contractor, and review administrative and procedural requirements for the Project. Matters requiring will be discussed and procedures for handling such matters will be established.

b. Date, Time, and Location: The conference will be held after the execution of the Contract and before Work starts at the Site. DCWS will establish the date, time, and location of the conference and notify the interested and involved parties.

2. Progress Meetings:

a. Progress Meetings will be held throughout the Project. The Contractor shall attend each progress meeting prepared to discuss in detail all items on the agenda.

b. DCWS will preside at progress meetings and will prepare and distribute minutes of progress meetings to all meeting participants and others as requested.

c. Date, Time, and Location:

i. Regular Meetings: Every month on a day and time agreeable to DCWS and Contractor.

ii. Field Office at the Site or other location mutually agreed upon by DCWS and Contractor.

d. Additional meetings may be conducted as the progress of Work requires at a mutually agreed date, time, and location.

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1.02 ADMINISTRATIVE REQUIREMENTS

A. Pre-Construction Meeting:

1. Contractor shall provide pre-construction meeting submittals with enough copies of each attendee:

2. Required Attendees:

a. Contractor

i. Project manager

ii. Site superintendent

iii. Safety representative

iv. Major Subcontractors

b. DCWS Representative

c. Representatives of governmental or other regulatory agencies, if needed.

3. The Contractor shall prepare and submit a health and safety plan, including a confined space entry plan, as specified in this Section prior to the pre-construction meeting.

4. Agenda, minimum:

a. Procedural requirements:

i. Designation of responsible personnel

ii. Use of Site and DCWS requirements, including general regards for community relations

iii. Delivery of materials and equipment to the Site

iv. Safety and first aid procedures

v. Confined space entry plan

vi. Security procedures

vii. Housekeeping procedures

b. Administrative requirements:

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i. Distribution of Contract Documents

ii. Shop Drawing submittal procedures

iii. Maintaining record documents at the Site

iv. Contract modification procedures

v. Processing of Payment Application

c. Site mobilization requirements:

i. Working hours, overtime, and holidays

ii. Field offices, trailer, and staging areas.

iii. Temporary facilities and utilities, including usage and coordination.

iv. Temporary controls, such as sediment and erosion control, noise, dust, stormwater, and other measures.

v. Access to the Site, access roads, and parking of construction vehicles.

vi. Protection of traffic and existing property, including site barriers and temporary fencing.

vii. Security

viii. Storage of materials and equipment

ix. Reference points and benchmarks, surveys, and layouts

x. Site maintenance during the project, including cleaning and removal of trash and debris.

d. Schedules

i. Preliminary construction schedule

ii. Critical work sequencing

iii. Preliminary Shop Drawings submittal schedule

iv. Preliminary Schedule of Values

B. Progress Meetings:

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1. Progress meeting frequency shall be conducted as specified in this Section unless modified and agreed upon by DCWS and Contractor. Additional meetings may be conducted as progress of Work requires.

2. Contractor shall provide submittals specified in this Section prior to each progress meeting.

3. Attendance:

a. Contractor, including project manager, site superintendent, safety representative, and representatives of Subcontractor and Suppliers as required.

b. DCWS, including the County’s Site Representative (if any).

c. Subcontractors, only with DCWS’ approval or request, as required in the agenda.

4. Agenda, minimum:

a. Review, comment, and amend (if required) of minutes of the previous progress meeting.

b. Review of progress since the previous progress meeting

c. Planned progress through the next 30 – 60 days.

d. Review of Progress Schedule

i. Contract Times, including Milestones (if any)

ii. Critical path

iii. Schedules for fabrication and delivery of materials and equipment

iv. Corrective measures, if required

e. Submittals:

i. Review of the status of critical submittals

ii. Review revisions to the schedule of submittals

f. Contract Modifications:

i. Requests for interpretation

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ii. Clarification notices

iii. Field Orders

iv. Proposal requests

v. Change proposals

vi. Work Change Directives

vii. Change Orders

viii. Claims

g. Applications for progress payments

h. Problems, conflicts, and observations

i. Quality standards, testing, and inspections

j. Coordination between parties

k. Site management issues, including access, security, maintenance and protection of traffic, maintenance, cleaning, and other Site Issues.

l. Safety

m. Permits

n. Record documents status

o. Punch list status, as applicable

p. Other business

1.03 SUBMITTALS

A. Pre-Construction Meeting Submittals:

1. Prior to the conference, submit the following preliminary schedules in accordance with the General Conditions:

a. Progress schedule

b. Schedule of submittals

c. Schedule of values

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2. Contractor’s safety and first aid procedures.

3. Confined space entry plan

4. List of emergency contact information

B. Progress Meeting Submittals:

1. List of Work accomplished since the previous progress meeting.

2. Up-to-date Progress Schedule.

3. Up-to-date Schedule of Submittals.

4. Detailed “look-ahead” schedule of Work planned through the next progress meeting, with specific and ending dates for each activity, including shutdowns, deliveries of important materials and equipment, Milestones (if any), and important activities affecting DCWS, Project, and Site.

5. When applicable, list upcoming, planned time off (with dates) for personnel with significant roles on the Project, and the designated contact person in their absence.

1.04 EMERGENCY CONTACT INFORMATION

A. Contractor shall provide a list of emergency contact information for 24-hour use throughout the Project. Emergency contact information shall be updated and kept current throughout the Project. If personnel or contact information changes, provide an updated emergency contact information list at the next progress meeting.

B. Contractor’s list of emergency contact information shall include:

1. Contractor’s project manager’s office, field office, and mobile telephone numbers.

2. Contractor’s Site superintendent’s office, field office, and mobile telephone numbers.

3. Contractor’s foreman’s office, field office, and mobile telephone numbers.

4. Major Subcontractor’s and Suppliers’ office, field office, and mobile telephone numbers of project manager and foreman (when applicable).

PART 2 – PRODUCTS (NOT USED)

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SECTION 01 32 00

CONSTRUCTION PROJECT SCHEDULE

PART 1 – GENERAL

1.01 SUMMARY

A. Contractor shall prepare and submit Progress Schedules and related documents in accordance with the General Conditions, as may be modified by the Supplementary Conditions, and this Section, unless otherwise accepted by DCWS.

1. Maintain and update Progress Schedules and related documents.

B. DCWS’ acceptance of the Progress Schedule or related documents, and comments or opinions concerning activities in the Progress Schedule and related documents shall not control the independent judgment of the Contractor concerning means, methods, techniques, sequences, and procedures of construction unless the associated means, method, technique, sequence, or procedure is directed by the Contract Documents. The Contractor is solely responsible for complying with the Contract Times.

1.02 REFERENCES

A. Definitions:

1. Activity: An element of the construction work that has the following specific characteristics: consumes time, consumes resources, has a definable start and finish, is assignable, and is measurable.

2. Constraint: An imposed date on the Progress Schedule or an imposed tie between Activities. The Contract Time are Constraints.

3. Critical Path: The continuous chain of Activities with the longest duration for completion within the Contract Times.

4. Early Start: The earliest possible date an Activity can start according to the assigned relationships among Activities.

5. Early Finish: The earliest date an Activity can finish according to the assigned relationships.

6. Late Finish: The latest date an Activity can finish without extending the Contract Times.

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7. Late Start: The latest date an Activity can start without extending the Contract Times.

8. Float: The time difference between the calculated duration of the Activity chain and the Critical Path.

9. Total Float: The total number of days that an Activity (or chain of Activities) can be delayed without affecting the Contract Times.

10. Network Diagram: A time-scaled logic diagram depicting the durations and relationship of the Activities.

11. Work Areas, Area, or System: A logical breakdown of the Project elements or a group of Activities which, when collectively assembled, are readily identifiable on the Project (for example, yard piping, a structure or building, a treatment process, or other logical grouping).

1.03 ADMINISTRATIVE REQUIREMENTS

A. Initial Progress Schedule:

1. Type and Organization of Progress Schedules:

a. Prepare one Progress Schedule covering the entire Project using schedule software that is acceptable to DCWS.

b. Sheet Size: 11” by 17”, unless otherwise accepted by DCWS.

c. Time Scale: Indicate the first date of each work week.

d. Activity Designations: Indicate title and related Specification Section number.

e. Organization:

i. Indicate on the separate Schedule of Submittals dates for submitting and reviewing Shop Drawings, Samples, and other submittals.

ii. Group deliveries of materials and equipment into a separate sub-schedule that is part of the Progress Schedule.

iii. Group construction into Work Area sub-schedules (that are part of the Progress Schedule) by Activity.

iv. Indicate the Critical Path on the Progress Schedule.

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v. Organize each Work Area sub-schedule by Specification Section number.

2. Preliminary Progress Schedule:

a. Contractor shall submit to DCWS the preliminary Progress Schedule within 30 days after the Contract Times commence running.

b. Submit an electronic copy of the preliminary Progress Schedule and associated reports and schedule-related documents to accompany by preliminary Progress Schedule, in accordance with the Submittal Article of this Section. Submit in accordance with Section 01 33 00 – Submittal Procedures.

3. Initial Acceptance of Progress Schedule:

a. At least ten (10) days before submission of the first Application for Payment, the Contractor shall include a conference at the Site for review of the preliminary Progress Schedule.

i. Attendees shall include the Contractor, DCWS, and others as required.

ii. The Contractor shall have an additional ten (10) days to make corrections and adjustments and to complete and resubmit the Progress Schedule and associated Network Diagram.

iii. DCWS reserves the right to not make progress payment to the Contractor until an acceptable Progress Schedule, Network Diagram, and other reports and schedule-related documents required are submitted to DCWS.

b. Submit an electronic copy of the acceptable Progress Schedule, reports, and other schedule-related documents required to accompany the initial acceptable Progress Schedule, in accordance with the Submittals Article of this Section.

c. Initially accepted Progress Schedule shall be identified as the baseline Progress Schedule.

B. Progress Schedule Updates:

1. Update the Progress Schedule each month. If during the progress of the Work, events develop that necessitate changes in the initially accepted Progress Schedule (i.e., baseline Progress Schedule), identify updated Progress Schedule

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