QnA 10.21.24.pdf
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- CA FTNP SEKI 13(2) Mineral King Road
- Solicitation number
- 6982AF24B000017
About this file
This document contains Questions and Answers from a site visit for the Federal Highway Administration's advertisement of the CA FTNP SEKI 13(2) Mineral King Road project. The project proposes to rehabilitate up to 12.09 miles of Mineral King Road within Sequoia and Kings Canyon National Park in Tulare County, California. The scope includes pavement pulverization, aggregate base placement, asphalt paving, construction of soldier pile walls and soil nail walls, drainage improvements, and other roadway work. Principal work items include ditch excavation, riprap, retaining walls, full depth reclamation, asphalt paving, culvert replacements, and paved ditches. The project is located in remote mountainous terrain and will require maintaining public access during construction with intermittent allowable closures. The anticipated construction schedule is from April 2025 through October 2027, with an estimated cost range of $25M to $35M.
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Questions and Answers during Site Visit for the Advertisement of CA FTNP SEKI 13(2) Mineral King Road
October 21, 2024
Questions Answers 1 What is the weight limit of the bridges leading into the project?
They’re rated for legal loads.
2 Are there any restrictions on the county bridge during construction?
No. The existing bridge will remain in place during construction.
3 What is the oil prices based on for the asphalt binder price adjustment provision?
See Asphalt Binder Price Adjustment Provision in Subsection 109.06
4 Do the private landowners have access during the road closures?
Private Landowners are considered public traffic and allowed access through the project in accordance with Section 156 and Table 156-1 and 156-2. Specific or unique access requirements, during periods of closures or delays, may be necessary from landowners and other authorized users. Notice will be provided in accordance with General Note B per Table 156-2.
5 Is the contractor responsible for maintenance of the roads coming into the project?
The contractor is not responsible for maintenance of Mineral King Road outside of the project limits. The contractor is responsible for maintaining the road within the awarded portion of the contract in accordance with Subsection 156.05.
6 How does the contractor handle the fire retardant on the project site?
The fire retardant is not the contractor’s responsibility and will be handled outside of the contract.
7 How are cross slopes corrected throughout the project?
Perform work according to Subsection 152.04(m) and per the Typical Sections.
8 How were the quantities for asphalt determined?
Survey was completed to determine the edge of pavement and widths calculated to determine asphalt pavement quantities.
9 Is there specific Geotech data for the wall start? Were there any borings made?
See the provided Geotechnical report and Updated Retaining Wall Recommendation technical memorandum. Borings were completed.
10 For the walls, where does the backfill come from?
Walls to be backfilled with Select Granular Backfill. Refer to Sheet G7, and the Schedule A – Wall Summary Table on Sheet B22, and the Geotechnical report. Material to be sourced from contractor-located sources.
11 Is there an in-water work window?
No, there is no in-water work window. Refer to permits in appendix for details.
12 What is the pipe size at STA 444+07?
The culvert at 444+07 is an 81”x 59” cmp arch culvert. Refer to Table Option X – Drainage Summary on Sheet B25.
13 Do the existing radiator concrete boxes along the length of the project need to be protected?
Yes. Do not disturb radiator basins as identified on C sheets in the plans.
14 Where should the contractor place the QC lab? There is no place on-site.
The Placement of a Field Laboratory under Section 154 is contractor determined.
15 Can volumetric concrete be used? Volumetric Concrete is acceptable for Minor Concrete Structures constructed per Section 601. Volumetric Concrete is not acceptable for Structural Concrete per Section 552.
16 Is rock being removed from the unpaved sections?
No. Roadway will be built upon existing grade as shown in the plans on Typical Section – UNPAVED, Sheet A7
17 Will tree trimming being required for the canopy?
Refer to Subsection 201.04 and Subsection 107.02 for trimming and coordination requirements.
18 Is there a natural stone or rock area to take from?
No. Material to be sourced from contractor-located sources.
19 Is there any identified water source?
No. Water to be sourced from contractor-located sources. Refer to Subsection 105.02(c)
20 Can the FHWA provide existing ground survey files?
Survey files are physical data and can be requested in accordance with Subsection 152.04, and FAR 52.236-4. Contact cflacquisitions@dot.gov to request the files.
21 Can the contractor take water from the radiator concrete reservoirs?
No
22 Can berm material be bladed off the roadway to determine existing edge of pavement?
Yes. the contractor may remove berm material from the edge of the pavement to facilitate determination of the edge as long as it is replaced and does not affect drainage of the roadway.
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