Viewing inquiries for 07-3W1104

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Inquiry #1: For Segment A Location 1, does contractor have equipment access into the RCB? Liner termination points require manpower and small equipment. What is closest access point to the RCB? There is also a note for lining 8' of JS. Is this just a continuation of the pipe?

For Segment C Location, does contractor have equipment access into Channel? What are the dimensions of the JS ET-8 top? Is it a manhole or grate type top?

For Segment A Location 3, what size is the manhole lid on ET-12? It appears Contractor is to utilize this Manhole to line from.

Inquiry submitted 03/21/2017

Response #1:Yes, the contractor has access to the existing RCB and it is within Caltrans Right of Way. There is access point at 120’ west of ET-1. The drainage system As-Built is available at the District Office per the contractor request for more details of RCB is 11’x 6’-3” .
Regarding 8’x 24” JS , it is continuation of the pipe and the contractor has to line it and it is included in segment A length. For segment C location, which location are you referring to? For Segment A Location 3, MH ET-12 lid size is at least 24”.

Response posted 03/21/2017


Response #2:Yes, the contractor has access to the existing RCB and it is within Caltrans Right of Way. There is access point at 120’ west of ET-1. The drainage system As-Built is available at the District Office per the contractor request for more details of RCB is 11’x 6’-3” .
Regarding 8’x 24” JS , it is continuation of the pipe and the contractor has to line it and it is included in segment A length. For segment C location, which location are you referring to? For Segment A Location 3, MH ET-12 lid size is at least 24”.
Response posted 03/21/2017




Inquiry #2: For Segment A Location 6, does contractor have equipment access into the RCB? Liner termination points require manpower and small equipment.

Does Caltrans have permits, if required, for any of the access to the RCB/channels?

What is size of top on ET 24 and 25? Are there tops or access currently at surface?


Inquiry submitted 03/21/2017

Response #1:There is no permits needed for this job. Caltrans contacted CDFW and they are aware of the project scope of work.
This statement was part of their response “ Workers and possibly a small rubber tired vehicle will have to enter the Wilson Canyon Culvert to access to outlet side of the storm drain pipe. No modification to the culvert will occur.”

For ET-25, it is CB with standard MH lid size. per plan C-4, ET-24 is a junction structure at the end of existing rectangle channel 2’-6”x 1’-3”.

Response posted 03/21/2017




Inquiry #3: There is only one alternative pipe liner specified for this project. Would Caltrans allow the other approved alternative pipe liners to be used on this project such as Spiral Wound liners?
Inquiry submitted 03/22/2017

Response #1:There is a bid item for pipe liner which is cured-in-place pipeliner (CIPP). Spiral Wound liners are not allowed to be used in this project. Please build per plans.
Response posted 03/23/2017




Inquiry #4: For Location 7, is there truck access to ET-19? Does District have as-built for this Jct?

Location 5, ET-13 appears to be under the concrete median/barrier with a removable metal panel. Will this be removed prior to contractor work? Is a G2 Inlet under this?

Inquiry submitted 03/24/2017

Response #1:Location #7,
Yes, there is a truck access to ET-19. As-Built is available per the contractor request in the District Office at the second floor.
Location #5,
Per plan # C-5 in Culvert Profile Details shows ET-13 is an inlet with 6’ depth. Yes this metal plate will be removed prior to contractor work.

Response posted 03/24/2017






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.