Hanapepe_Q-A.pdf

DTFH6816R0003

Task Order HI STP SR50(3) Hanapepe River Temp Bridge 11/23/2016

QUESTION #1:

Plan sheet C2 roadway bypass profile shows road grade at -8.5%. Please confirm that a -8.5 % grade is to be used. If no then please specify the roadway grade %.

RESPONSE: See section 650.03. A preliminary roadway bypass plan and estimated quantities are provided in the plans for bidding purposes to show the area specified to be used for the roadway bypass. The contractor is responsible for providing the final design and construction of the roadway bypass.

QUESTION #2:

SCR section 650.03 Construction and Maintain Diversion (Roadway Bypass) does not specify the design speed limit. Please clarify the roadway bypass design speed limit.

RESPONSE: Provide a design for a 15 mph design speed.

QUESTION #3:

Plan sheet C2 roadway bypass profile shows elevation low spot at station 26+00. Please be informed that the roadway profile is considerable higher through this area therefore will prevent surface water runoff from the Makai and Mauka side of the highway. We require your assistance with providing drainage design parameters and point of discharge.

RESPONSE: See section 650.03. A preliminary roadway bypass plan and estimated quantities are provided in the plans for bidding purposes to show the area specified to be used for the roadway bypass. The contractor is responsible for providing the final design and construction of the roadway bypass.

QUESTION #4:

SCR 203.05(d) please clarify that Federal Highways or State of Hawaii Department of Transportation will be listed and sign waste manifest as the owner/generator for hazardous materials if present (i.e., asbestos containing material, lead containing material and petroleum containing material) from removal, demolition, and rehabilitation activities.

RESPONSE: For the purposes of bidding on this contract, it is assumed hazardous waste material will not be generated. Please refer to FAR 52.243-4 changes.

QUESTION #5:

SCR section 575.03 General Construction Requirements does not specify a sidewalk on the temporary bridge. Please clarify if temporary bridge requires a sidewalk. If yes then please specify sidewalk width.

RESPONSE: See section 573.03. Provide a two-way, two lane vehicular bridge with a minimum lane width of 10 feet and minimum clear width of 24 feet between bridge rails. Pedestrians will be directed to use the adjacent county bridge.

QUESTION #6:

Plan Sheet A7 typical section SR50 Roadway Bypass calls out 6" Aggregate base course. Please confirm that no Flexible pavement is required over the 6" aggregate base. If Asphalt Cement (AC) pavement is required then please provide typical section and new bid item for AC pavement.

RESPONSE: Confirmed.

QUESTION #7:

Please provide plan drawing CADD files.

RESPONSE: The government will provide this information upon award of the contract.

QUESTION #8:

SCR section 650.03 states "Comply with the requirements of all project permits, including but not limited to the 401/404 permit, 408 permit, and NPDES. Please provide a copy of permits and permit applications that we are to comply with.

RESPONSE: The project permit conditions have been captured in the contract specifications.

QUESTION #9:

SCR section 107 table 107-1 indicates that KIUC is to relocate street light power. Please clarify the location and duration of KIUC work.

RESPONSE: See Section 107.02. Coordinate with utility companies to limit impacts to existing facilities and facilitate temporary relocations, as needed.

QUESTION #10:

Plan sheet C1 shows an overhead utility line crossing the roadway bypass at approximate station 21+00. Please clarify who is responsible for relocating overhead utilities and pole that is within the work area. If work is by others than please clarify location and duration of work by others.

RESPONSE: See Section 107.02. Coordinate with utility companies to limit impacts to existing facilities and facilitate temporary relocations, as needed. The utility pole is owned by KIUC.

QUESTION #11:

Plan sheet C2 shows and overhead utility line crossing the roadway bypass at approximate station 26+87. Please clarify who is responsible for relocating this overhead utilities and pole that is within the work area. If work is by others than please clarify location and duration of work by others.

RESPONSE: See Section 107.02. Coordinate with utility companies to limit impacts to existing facilities and facilitate temporary relocations, as needed.

See plan sheet C2 note 2. Approach tie-in to be completed by others.

The contractor will provide the design for the tie-ins in accordance with section 650.

QUESTION #12:

SCR section 650.01 states "This work consists of designing and constructing a roadway bypass for future vehicular traffic across the temporary bridge". Please clarify if CFL has done a traffic study. If no then please clarify if a traffic study is required. If traffic study is required then please clarify that additional contract time will be given for this work to be completed.

RESPONSE: A traffic study is not required for this contract.

QUESTION #13:

As shown on plan sheets C1 and C2 at both ends of project work on Kaumualii highway and side streets will be required. Please clarify the lane closure work hours for on highway and side streets.

RESPONSE: See section 156.07(i)

QUESTION #14:

Please clarify if a traffic control detour using Hana road single lane bridge shown on plan sheet A5 will be allowed.

RESPONSE: The Hana Road single lane bridge will not be permitted as a detour route to load limitations.

QUESTION #15:

Plan sheet C2 note 2 states "Do not impact traffic on Iona Rd. and RTE. 50. Approach tie-in to be completed by others". Plan C2 profile shows a significant grade difference over Iona Rd. and RTE. 50. Please clarify whether scope includes Iona Rd and RTE. 50 tie-in.

RESPONSE: See plan sheet C2 note 2. Approach tie-in to be completed by others.

The contractor will provide the design for the tie-ins in accordance with section 650.

QUESTION #16:

Additional question on RFI 15 above If scope include Iona Rd and RTE.50 tie-in then please clarify if a mauka (north) connection of Iona Road to the highway is required or if the road can be closed and local traffic diverted to Hana Road.

RESPONSE: See plan sheet C2 note 2. Approach tie-in to be completed by others.

The contractor will provide the design for the tie-ins in accordance with section 650.

QUESTION #17:

Additional question on RFI 15 above The proposed by-pass road profile will require transition to the Kaumualii Highway in-bound lane near TMK: 1-9-7:34 and into Iona Road (Makai, south) in order to provide access to businesses and homes. The work is not indicated on the plans. Please confirm if it is acceptable to construct the temporary improvements in this area.

RESPONSE: See plan sheet C2 note 2. Approach tie-in to be completed by others.

The contractor will provide the design for the tie-ins in accordance with section 650.