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Viewing inquiries for 02-4H7804

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Inquiry #1: Pertaining to drainage systems 28.78C, 29.06D, and 29.12D which call out GT3 inlets in the plans, but according to details shown in the 2023 Standard Plans D73D the plan heights may be too short for the use of GT3 inlets for these drainage systems. Accounting for the diameter of the culvert opening, the structural section between the top of the pipe opening and the top of the precast box section, and accounting for the required separate top section for final grade adjustment; the required 12” minimum below the required W6x20 beam that sits below the 24-12x grates there isn’t enough space in the plan heights to follow section D-D on 2023 Standard Plan D73D. Please advise.
Inquiry submitted 12/13/2023

Response #1:(BI#1) - Your inquiry has been received and is being reviewed.
Response posted 12/13/2023


Response #2:(BI#2) - Refer to Standard Plan D72D for CIP inlets. Please bid per the current contract documents
Response posted 12/14/2023




Inquiry #2: For the headwalls at drainage systems 27.31C and 28.18C, the plans show a keyway in the Headwall footing. The 2023 standard plans does not show a key way for straight headwalls. If a keyway is required, can Caltrans provide a detail showing the dimensions?
Inquiry submitted 12/13/2023

Response #1:(BI#1) - Your inquiry has been received and is being reviewed.
Response posted 12/13/2023


Response #2:(BI#2)-Please refer to addendum 2 posted 12-21-23.
Response posted 12/21/2023




Inquiry #3: Please verify Pipe and Overside drain quantities on system 28.90
Inquiry submitted 01/05/2024

Response #1:(BI#3) - Your inquiry has been received and is being reviewed.
Response posted 01/05/2024


Response #2:(BI#3)-Please bid per the current contract documents
Response posted 01/08/2024




Inquiry #4: Drainage System 28.90 appears to have no quantity for 44.9' pipe being installed under the roadway. Instead, this quantity of pipe is under the overside drain quantity. Is it Caltrans intent to pay the Quantity under the roadway in the overside drain quantity?
Inquiry submitted 01/08/2024

Response #1:(BI#4) - Your inquiry has been received and is being reviewed.
Response posted 01/08/2024


Response #2:(BI#4)-Please bid per the current contract documents.
Response posted 01/09/2024


The information provided in the responses to bidder inquiries is not a waiver of Section 2-1.07, "JOB SITE AND DOCUMENT EXAMINATION" of the Standard Specifications or any other provision of the contract, nor to excuse the contractor from full compliance with the contract. Bidders are cautioned that subsequent responses or contract addenda may change a previous response.