Base Honolulu manhole sewer repair

2/11/2025: updated solicitation close date to 2/19/2025. Several RFIs still pending answering. will post Q/A of RFI once available.

BASE ITEMS: Work includes but is not limited to:

1) Design and construct manhole benching and invert channels for WPB building manhole.

2) Inverts must be true to the sewer pipe invert elevation with smooth channels of uniform

cross section and slop, either straight or with a continuous curve between the inlet and

outlet of the pipes. Concrete inverts should be placed based on the dimension and details

of the contract plans and specification.

3) Contractor shall follow OSHA section 1926.953 safety requirements for confined space

entry before a manhole cover can be removed.

4) The Contractor shall perform, and atmospheric pressure build up test, temperature build

up test an
5) Contractor shall install a temporary railing, cover or other barrier erected around the

manhole immediately after the manhole is safely removed.

6) Contractor shall have a confined space tripod rescue system for safety entry, exit, rescue

an or retrieval of personnel.

7) Contractor shall provide fall protection and rescue, continue gas detection, and possible

force air ventilation.

8) Work shall be performed by or under the direct supervision of journeyman level workers

in their respective trades.

101.2 LOCATION: Coast Guard Base Honolulu: 400 Sand Island Pkwy, Honolulu Hi. 96819, WPB

Support Building.

Contracting Officer: justin hinkle 808-842-2822 justin.n.hinkle@uscg.mil

Contracting officer Representative: Charles Ahnee 808-291-8457 charles.f.ahnee@uscg.mil

site visit info: 22JAN2025 at 1000. Contact Mr. Charles Ahnee for base access and participation.

submit proposal on Attached SF-18