20230502 Amendment 04 - Base Rds and Apron.docx
DOCX document 20 KB Posted
- Attached to
- Repair Apron & Base Roads Federal contract opportunity
- Solicitation number
- W912LM-23-R-1001
About this file
This document contains an amendment to a request for proposal for base roads and apron repair work at the 133rd Airlift Wing in Saint Paul, Minnesota. Key details include: the amendment answers fifteen contractor questions to provide clarification on the scope of work, extends the proposal due date to May 16, 2023 at 1:00 PM, and must be acknowledged when submitting a proposal. Work includes asphalt and concrete road and apron repairs, manhole and drainage structure adjustments, signage replacement, erosion control installation, and other site work. The related federal contract opportunity is a firm-fixed-price solicitation issued by the US Property and Fiscal Office for Minnesota for the base roads and apron repair project valued between $5-10 million. A pre-proposal conference was held on April 18, 2023 and the solicitation is set aside for small businesses.
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Text version
NOTICE OF PROPOSED TASK ORDER
REQUEST FOR PROPOSAL
Amendment 04
DATE: 02 May 2023
| PROJECT TITLE & NUMBER: | Base Roads & Apron |
| PN: QJKL162003 |
1. This amendment is being issued to answer questions and to extend the closing date.
2. The contractor submitted questions are as follows:
Q1. A geotechnical report is not located within the specifications. Will the locations identified in the boring logs as having fill require soil correction? Soil corrections and surface compaction of exposed subgrade soils after removals are not called out in the drawings or specifications that this will be required. Please provide a geotechnical report..
Response: Soil corrections are not anticipated to be needed. Geotech report can be provided.
Q2. No perimeter erosion control (silt fence, bio logs, etc.) are called out within the drawings. Please provide locations for perimeter erosion control.
Response: Erosion control specifics are to be designed/laid out by Contractor. Mainly inlet protection and perimeter control for stockpile areas and laydown area.
Q3. Sheet CT120 and CT130 calls out to "Replace markings affected by concrete repairs". However, there is also callouts for "Pavement markings to remain". Please provide extent of pavements markings to be replaced and details of type of marking(s).
Response: Pavement marking replacement for concrete areas will change based on impacted areas - Marking Details are on sheets CT 501. Replace markings approximately 200 LF. USING DETAILS 2-CT 501 and 3 -CT 501
Q4. Sheets CP111 through CP132 show roughly 467 linear feet of new concrete curb, concrete curb & gutter, surmountable curb, asphalt curb and bituminous curb. CLIN 0006 on the CLIN Schedule in specification section 00 10 00 call out to "Add approximately 589 linear feet of curbing". Please provide locations for where this additional curbing is required.
Response: CLIN 007 includes all curb replacement throughout project including some contingency for matching joints, etc.
Q5. Sheet CP111 calls out to remove and replace concrete swale. Please clarify if this replacement of concrete swale is under CLIN 0002 or CLIN 0005.
Response: Suggest that this is in CLIN 0006
Q6. CLIN 0002, 0003 and 0004 call out to "Repair/Replace Curbing as Required". Please confirm if all curbing shown on the plans shall only be under CLIN 0006.
Response: CLIN 007 includes all concrete curb work. Asphalt curb included in CLIN 002.
Q7. Please confirm what CLIN/Item the following items apply too:
-Concrete Swale -Valley Gutter -Removing and Re-Installing Traffic Signage -Protection of Bollards -Gravel Shoulders -Sod -Parking Stops -Protection of Drainage Flume -Low Profile Barricades Response: Concrete Swale - CLIN 007 Valley Gutter - CLIN 007 Removing and Installing Traffic Signage - CLIN 002 Protection of Bollards - CLIN 002 Gravel Shoulders - CLIN 002 SOD - CLIN 0002 Parking Stops - CLIN 002 Protection of Drainage Flume - CLIN 002 Low Profile Barricades - CLIN 001
Q8. Please clarify if soil corrections will be required, where and to what depth the existing soils will need to be removed too.
Response: Soil corrections are not anticipated. Depth of reclaim with compaction of reclaimed materials is expected to provide base
Q9. Please clarify if CLIN 0001-CLIN 0007 from the CLIN Schedule in specification section 00 10 00 are all apart of the base bid, or if these are individual options.
Response: Base Bid
Q10. Please clarify what is required for the protection of bollards and light poles.
Response: Protect light poles and bollards in place during removal and paving operations. Means and methods to be decided by contractor.
Q11. Please provide locations for all required sawcuts.
Response: Sawcuts are at all curb removal/replacement areas, for trench settlement repair locations, and at end of construction limits for each roadway. Concrete Apron work would include required sawcut/routing for each specific repair type and is included in CLIN 001.
Q12. Keynote #4 on sheets CP111 through CP132 indicate to remove existing casting and adjusting rings and to reinstall/replace. Per the CLIN Schedule, Item No. 0005 and Item No. 0006 both have repeating descriptions for adjusting manholes and utility penetrations as required. Please clarify which CLIN Item these need to fall under.
Response: CLIN 005 includes all manhole adjustments for pavement areas work and the large manhole topslab replacement, CLIN 006 includes storm sewer work for Minuteman/Mustang Intersection and Bldg 687 drive.
Q13. Per the CLIN Schedule, Item No. 0005 and Item No. 0006 both state to "Repair One Manhole". Please revise descriptions to accurately represent what work is occurring under each item.
Response: CLIN 005 includes all manhole adjustments for pavement areas and replacement of large mh topslap near intersection of Airlift DR and Hercules AVE. CLIN 006 is replacement of storm sewer/connection to existing manhole near Mustang/Minuteman intersection and storm work at Bldg 687 drive.
Q14. Specification section 01 50 00, subpart 3.4.2 states for the contractor to "Mow and maintain grass located within the boundaries of the construction site for the duration of the project". With no construction limits being called out/shown on the construction drawings, the exact locations of these areas to be the contractors responsibility are unknown. Please provide locations of such areas to be covered under the contract.
Response: Mowing shouldn't be necessary - coordinate with base staff.
Q15. Please confirm if entire streches of work/roads per the phasing plan on GC100 can be closed to complete work and lessen tie-ins.
Response: As long as Phase A or Phase B are not done concurrently - discuss with Contracting Officer and Base Staff.
3. With this amendment the closing date will be extended:
16 May 2023 @1:00 P.M.
4. This amendment must be acknowledged when submitting your proposal.
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