Attachment 1 - Repair Sewer Manholes SON v2.pdf

Repair Sewer Manholes, (Address I&I). 2024 – Revision 1

Contract #: FA468624R0005 Project Title: Repair Sewer Manholes, (Address I&I).

Project #: 1139303 Updated on: 5 Mar 2024

STATEMENT OF NEED

A. Purpose of section. The Statement of Need (SON) explains the general intent of the Task Order (TO) named above. It documents the major line items of work the Government expects to see accomplished, but it does not attempt to explain the exact details and/or method of execution for the TO. The Contractor will be responsible for providing specific performance details in their resulting proposal and Statement of Work (SOW) implementable by contract.

B. Project Scope. The Contractor shall furnish all labor, supervision, transportation, materials, testing, reports, permits, specifically confined space and air quality authority to construct permit, hauling, tools, equipment, to accomplish all the work involved as necessary for repairing Sewer Manholes, addressing Inflow and Infiltration (I&I). a listed of general scope of work is provided below.

Work through this SOW will include various sewer manholes by replacing/resealing of grade rings, frames, covers, of the in-service manholes, installing plugs, repair and seal around the pipes, benches, pipes and addressing any I&I issues within the manholes listed below.

Contractor must provide and implement a detailed plan of performance (POP) for repairing manholes to stop I&I appropriately, the SOW provided for each item below are our assumptions for repair. All work shall be within acceptable guidelines, procedures, and best management practices of the National Association of Sewer Service Companies (NASSCO). The method and means for each manhole repair shall be submitted for approval by CE and contracting officer.

SN MH # Inspection/Site

Observations Repairing Scope of Work Location (See on map attached).

1 157 Inflow from leaking under the surface concrete ring

Replace cover South of Gavin Mandry/4th street

2 Ground Inflow from the remained open pipe at the demolished old building ground

Drill in and move the existing concrete in the pipe carefully (do not break the pipe) refill by concrete to stop infiltration to the system.

South of Gavin Mandry/4th street

3 160 Leaking plug Grout around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

South of Gavin Mandry/5th street

4 284 Leaking plug Grout around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

North of Gavin Mandry/7th street

5 281 Leaking plug Grout around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

North of Gavin Mandry, south of 7th Street

6 404 Leaking plug Leaking around the in-service pipe.

Grout around the plug and pipe to stope inflow from the abandoned networks and around the in-service pipe inlet/outlet.

Replace the plug if needed.

C Street/31st Street

7 439 Abandoned Manhole, Leaking plugs, Fill manhole by PCC (Plain Cement Concrete) up to 12” over the pipe’s level.

C Street/Warren Shingle

8 411 leaking around the In-service pipe.

Grout around the in-service pipe inlet/outlet.

C Street/31st Street

9 412 Leaking around the existing pipe, and leaking concrete bench, Grout around the in-service pipe inlet/outlet.

Grout bench if needed.

C Street/31st Street

10 405 Leaking between rings. Replace the top ring, and seal if leaking between rings.

A Street/30st Street

11 392 Leaking plug, inflow from north-east

Grout around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

B Street/29th Street

12 312 Leaking plug, Grout around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

B Street/11st Street

13 398 Leaking around the existing pipe and leaking concrete bench

Grout/fill around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

C Street/30st Street

14 335 Abandoned Manhole, Leaking plugs

Fill manhole by PCC (Plain Cement Concrete) up to 12” over the pipe’s level.

C Street/Warren Shingle

15 297 Leaking plugs Grout/fill around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

C Street/9th Street

16 505 Leaking plug, from west side abandoned network.

Inflow from broken ring

Grout around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

Replace ring, and seal appropriately

J Street/27th Street

17 New MH E E17

Leaking barrel joints, and around the in-service pipes.

Grout/Seal the leaking joints between barrels.

Grout around the in-service pipe inlet/outlet.

Upstream of TLF Left station, south of Garryana, Old TLF

18 P35 leaking from the existing in-service pipe

Grout around the in-service pipe inlet/outlet

Spencer paul/Warren Shingle, North of B5700

19 66 leaking from the existing in-service pipe Leaking bench Leaking plug

Grout around the plug and pipe to stope inflow from the abandoned networks and around the in-service pipe inlet/outlet.

Replace the plug if needed.

Grout/seal the leak from bench

North of Gavin Mandry/9th Street

20 69 Leaking plug Grout/fill around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

North of Gavin Mandry/9th Street

21 87 Leaking plug Grout/fill around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

North of Warren Shingle Road /west of J street

22 W8 Leaking plug Grout/fill around the plug to stope inflow from the abandoned networks. Replace the plug if needed.

Close to the Old TLF, Left station, south of Gavin Mandry

23 1171 leaking from the existing in-service pipe Leaking plug

Grout around the plug and pipe to stope inflow from the abandoned networks and around the in-service pipe inlet/outlet.

Replace the plug if needed.

East of Troutman Road, Housing area

24 1172 leaking from the existing in-service pipe Leaking plug

Grout around the plug and pipe to stope inflow from the abandoned networks and around the in-service pipe inlet/outlet.

Replace the plug if needed.

East of Troutman Road, Housing area

C. Proposal guidance. The proposal will include:

a. Provide cost proposal.

b. Provide a detailed Scope of Work (SOW) for each manhole.

c. Provide Plan of Performance with a detailed method and procedure of how the work will be completed including material, labors, equipment, and tools used.

d. Provide company work background.

e. Schedule. Provide a preliminary schedule indicating how specified construction timelines proposed on the Bid Sheet can be satisfied. Present the schedule in the critical path method.

f. Post project, provide a detailed description of work accomplished for each manhole.

D. Meeting/Teleconference Support

a. The contractor conduct and or attend meetings necessary to support coordination, for documentation, review, and construction activities, The contractor also shall attend and support periodic weekly or bi-weekly teleconferences through the construction phase of the contract. The contractor shall prepare and maintain the meeting agenda and notes including the progress report and action items.

E. Timetable. It is anticipated that documentation will take 15 days and repair/construction will take 30 calendar days. Schedule will be updated up on acceptable request by the contractor.

F. Authorized Work. Work shall be accomplished in accordance with all contractually incorporated documents. Any work that is accomplished outside of the contractual documents, unless authorized by a contracting officer, is accomplished at the contractor’s own risk.

G. Work hours. All work shall be accomplished between 0700-1700 Mon- Fri. The work hours can be adjusted after it is coordinated and approved by the contracting officer and end user.

H. Base Access. All contractor vehicles must enter the base via the Wheatland Gate and shall be subject to inspection. All contractor personnel must obtain base passes or be listed on the Entry Access List (EAL) throughout duration of work performance. Expect 72 hours minimum to process EAL’s.

I. Waste disposal. All waste materials will be disposed of and removed off base by Contractor.

Contractor will practice good housekeeping during project.

J. Materials Submittals. The Contractor shall fill out and submit a Schedule of Materials Submittals (AF

66) with the proposed project schedule. A template will be provided, and contractor can add to it as needed.

K. Utility Outages. All utility outages need to be thoroughly coordinated in advance. All precautions will be taken to protect existing equipment from damage.

L. Expected Warranties and Guarantees. All warranties and guarantees will be industry standards. This will include as a minimum a standard 1-year warranty of construction in addition to any standard manufacturer's warranties more than this period.

M. Interior/Exterior Finish Requirements. Will be per Beale's Facility Design Guide and our Base

Architect.

N. Licenses and Permits. Contractor is responsible for acquiring all necessary permits and paying all required fees for the legal construction and operation of any installed equipment or systems. The contractor is also responsible for Air Quality permits from the Feather River Air Quality in coordination with CES Environmental for compliance.

O. GOVERNMENT FURNISHED INFORMATION. Government will provide record drawings to Design-Build Contractor if available. Drawings provided by the Government are for “Reference only" and may not reflect the current condition. The Contractor shall be responsible for the verification of the accuracy of provided information.

P. APPLICABLE STANDARDS. The Contractor shall provide documents by following codes and standards provided below. The Contractor shall determine through the pre-design meeting if other codes, standards, or references not specifically cited also apply to this project and incorporate those requirements as well. All work accomplished by the Contractor shall comply with this criterion unless a waiver is obtained from the Air Force when conditions warrant such consideration, including but not limited to the following references:

• Air Force Engineering Technical Letters (AFETL)

• Air Force Regulations (AFR)

• Unified Facilities Criteria (UFC)

• All Air Combat Command and Beale AFB supplements to these references.

• National Electrical Safety Code (NESC)

• California Building Code (CBC)

• ASTM Standards

• ANSI Standards

• OSHA Regulations

• EM 385-1-1 Safety and Health Requirements

• AFR 127-12 Air Force Occupational Safety & Health

• NFPA Standards and Codes UL Safety Standard

• National Electrical Code

• Uniform Plumbing Code

• Uniform Federal Accessibility Standard (UFAS).

• OL Occupational Safety and Health Standards (29 CFR-Parts 1910/1925/1926/ 1960).

• EPA Code of Federal Regulations (CFR)

• Applicable State, City and County codes and regulations.

• Local Standards (Beale Specific)

Where Code previsions or ordinances conflict or overlap, whichever imposes the more stringent regulation shall prevail.