568A4-21-208 DOM Reno Rooms Bldg 8 QA 2.docx
DOCX document 19 KB Posted
- Solicitation number
- 36C26325B0018_1
About this file
This document is a Questions and Answers (Q&A) file for a Department of Veterans Affairs project involving renovation of rooms in Building 8. The Q&A primarily addresses technical concerns from potential contractors regarding micropile and foundation requirements, specifically highlighting three key issues: (1) the lack of available soil composition data, which makes accurate bidding challenging, (2) the need for structural engineering assumptions used in mat slab and structural component design, and (3) the request for an average allowance depth for micropiles.
The project (Solicitation Number 36C26325B0018_1) is being managed by the Veterans Health Administration's Veterans Integrated Service Network 23, and involves detailed specifications for micropile installation. For bidding purposes, contractors are advised to assume an overall micropile length of 40'-0", an unbraced micropile length of 30'-0", and micropile quantities as shown in the project plans. The document emphasizes that while contractors are responsible for the geotechnical investigation, they are seeking preliminary information to support accurate project pricing and technical approach.
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568A4-21-208, DOM Reno Rooms Bldg. 8 Question and Answers 2 36C26325B0018
1. The micropiles / building foundation contractors are unable to bid this project without understanding the current soil composition. The responses to RFI 31 states that the contractor is responsible for the geotechnical investigation, but prior to this investigation there is no way for the micropiles contractor to accurately bid the job. Please provide soil data or some type of Geotech report to assume for bidding purposes. It is understood that the contractor is responsible for micropile design based on spec section 31 63 20, but without a geotechnical report there is no data for the micropiles contractor to base their price off of.
· The minimum micropile capacities are listed on the plan sheets.
2. The structural engineer must have made assumptions to design the mat slab and structural components including micropile locations and depths. Please provide these assumptions to be used for bidding purposes.
· There is no Geotechnical report available for this project.
3. If a Geotech report is not available, please provide an average allowance depth the contractor should assume for micropiles, with the understanding that on-site conditions may end up leading to a change order if additional depth is required.
· For the basis of design, the contractor can assume an overall micropile length of 40’-0”, unbraced length of micropile for stability calculations = 30’-0”, and quantities of micropiles as shown in the plans.
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