BIDDER'S INQUIRIES & RESPONSES
DISTRICT 11 CONSTRUCTION

 
CONTRACT NO: 11-2T0894
ROUTE / KP 11-SD-15-M43.9
LOCATION In San Diego County In Escondido At North County Fair Overcrossing
DESCRIPTION Construct Barrier Transfer Machine Facility.
ESTIMATE $ 5,300,000
WORKING DAYS

565

ADVERTISE DATE 06/02/2008
BID OPENING 07/24/2008
FINAL POSTING
07/23/08   @  1600

BID RESULTS

The Caltrans District 11 Office is located at 4050 Taylor Street, San Diego, CA 92110. The District 11 Duty Senior telephone number is (619) 688-6635. Please submit all inquiries in the proper format by fax to (619) 688-6988 or e-mail to:
Duty_Senior_Const_District11@dot.ca.gov.
The responses to bidder' inquiries, unless incorporated into a formal addenda to the contract, are not a part of the contract and are provided for the bidder's convenience only. In some instances, the question and answer may represent a summary of the matters discussed rather than a word-for-word recitation. The responses may be considered along with all other information furnished to prospective bidders for the purpose of bidding on the project. The availability or use of information provided in the responses to bidder' inquiries is not to be construed in any way as a waiver of the provisions of Section 2-1.03 of the Standard Specifications or any other provision of the contract, the plans, Standard Specifications or Special Provisions, nor to excuse the contractor from full compliance with those contract requirements. Bidders are cautioned that subsequent responses or contract addenda may affect or vary a response previously given.
Caltrans District 11 Construction Department has developed this method of answering Bidder's Inquiries to better serve the needs of the Contractors who bid on our Projects. Caltrans District 11 Construction Department will post all of the questions submitted by any of the contractors that are registered Planholders for that Contract, but reserves the right to not answer any questions deemed unsatisfactory for public viewing.
The BIDDER'S INQUIRIES & RESPONSES will be updated continuously and all attempts will be made to do the final posting by 15:00 on Wednesday prior to the bid opening.
INFORMATION AVAILABLE


BID ITEMS
 SPECIALS
PLANS
 PLANHOLDERS





ORDERING PROJECT PLANS AND SPECIFICATIONS

ADDENDUM



 
 

BIDDER'S INQUIRY SUBMITTAL FORM


Inquiry No.
Inquiry
    1 

   Q:06/17/08
   R:07/17/08

Plan Sheet / Specification Reference=  Please clrify the location of the concrete deadman:
Building Section A on Sheet ST2-1
Section view A on Sheet ST5-3

Question= Please clrify the location of the concrete deadman:  Building Section A on Sheet ST2-1 indicates that the location is 21,950 mm from face of wall "BTM2" on grid line 6 to the centerline of the concrete deadman.  Section view A on Sheet ST5-3 indicates the distance is 16,500 mm from the centerline of wall "BTM2" on grid line 6 to the centerline of the concrete deadman. 

  • Please refer to Addendum No. 1 dated July 16, 2008.
    2 

   Q:06/24/08
   R:07/17/08

Plan Sheet / Specification Reference= Section  12-1.04 schedule of values of the says that bond premium and other such items will not be paid under the various building items and shall be inlcuded in the mobolization bid item for the entire project. The bid schedule does not include a bid item for mobolization. 

Question= Where shall the contractor include the cost for bond and other such items? 

  • Please refer to Addendum No. 1 dated July 16, 2008.
    3 

   Q:07/14/08
   R:07/23/08

Plan Sheet / Specification Reference= detail 3 / A5-1

Question= DETAIL CALLS OUT "MOLDED TRIM".   IS THIS TRIM THE SAME AS WHAT THE SPECS SAY IS "TRIM BAND AT SPLIT FACE CONC. MASONRY:  MD 1079" ? ( AND NOT A PRECAST CONC./OR CMU PRODUCT)

  • Yes

A. WHO SUPPLIES IT? B. WHO INSTALLS IT ? C. WHO MANUFACTURES IT?

  • Refer to Section 12-9.02 "Molded Trim" of the Special Provisions.

D.IT APPEARS THAT THE CMU IS NOTCHED TO RECEIVE THIS, AND IT IS ALSO ANCHORED TO THE VERTICAL REBARS WITH SHEET METAL SCREWS BEING TIDED TO THEM . THIS SEEMS A BIT EXCESSIVE.

  • Bid per the current contract bid documents.

    4 

   Q:07/17/08
   R:07/22/08

Plan Sheet / Specification Reference= Section 12-14 Conveying Systems, 12-14.01 Bridge Crane and Hoist

Question= Part 1 General /  Summary /  Scope:
Calls for a Bottom Running or Underhung Crane. The drawings call for a Top Riding Crane. Please clarify the Top Riding Crane is correct. 

  • The bridge crane is a top running crane with an underhung hoist as shown in "(1) Section Detail - Crane"  on contract plan sheet 184 of 189.
    5 

   Q:07/22/08
   R:07/23/08

Plan Sheet / Specification Reference= 762mm Dia. CIDH concrete piles, sheet No. 143

Question= 1.  Spiral spacing of 115mm (4 1/2" o.c.) does not meet your current Clatrans design windows for rebar spacing of 5" x 5".  Please address and redesign.

  • No additional information will be provided.  Bid per the current contract bid documents.

2.  Clearance of 50mm (2") is not propoer ACI for concrete cast against a dirt face.  The clearance you show is for a formed surface as in a column.  This needs to be addressed and changed.

  • No additional information will be provided.  Bid per the current contract bid documents.

OTHER LINKS OF INTEREST

DISTRICT 11 CONSTRUCTION BIDDER'S INQUIRIES & RESPONSES
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