BIDDER'S INQUIRIES & RESPONSES
DISTRICT 11 CONSTRUCTION
CONTRACT NO:  11-078304
ROUTE / KP 11-SD-5-R68.7/R82.4 (KP)
LOCATION In San Diego County From Leucadia Boulevard Overcrossing To Route 78/5 Separation.
DESCRIPTION Replace Existing Concrete Pavement And Grind.
ESTIMATE $ 8,200,000
ADVERTISE DATE 06/27/2005
BID OPENING 08/04/2005  08/25/2005
FINAL POSTING 08/24/05    @   16:25 

BID RESULTS
1
F C I CONSTRUCTORS
A.$10,295,102               B. 124 DAYS
$  12,006,302.50
2
HAZARD CONSTRUCTION CO.
A.$10,250,000               B. 200 DAYS
$  13,010,000.00
3
HANSON SJH CONSTRUCTION
A.$11,162,398.50           B. 185 DAYS
$  13,715,398.50

The Caltrans District 11 Office is located at 2829 Juan Street, San Diego, CA 92110. The mailing address is P.O. Box 85406, San Diego, CA 92186-5406. 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
 
ADDENDUM

 ADDENDUM NO.1 08/03/05
 ADDENDUM NO.2 08/12/05
 
 

BIDDER'S INQUIRY SUBMITTAL FORM
 

Inquiry No.
Inquiry
 1
  Q:07/25/05 
  R:07/29/05
  R:08/12/05
 Plan Sheet / Specification Reference=10-1.14 MAINTAINING TRAFFIC 

Question=CHARTS FOR WORKING IN LANE 2 AND 3 ALLOW THE CLOSURE OF THE THIRD LANE AT MIDNIGHT. WITH THE REQUIRED 4 HOUR CURE THIS LEAVES 1 HOUR TO DO THE FOLLOWING WORK.  PLACE RINFORCING STEEL MAT,  PLACE APPROACH SLAB TIE BARS, PLACE CONSTRUCTION JOINT AND POUR. THIS AMOUNT OF WORK TAKES LONGER THAN THE 1 HOUR ALLOWED BY THE TRAFFIC CHARTS. THE DEMOLITION AND EXCAVATION WORK IS PERFORMED PRIOR TO TAKING THE THIRD LANE. CAN YOU SUPPLY ADDTIONAL TRAFFIC CONTROL CHARTS TO ALLOW A LONGER WORK WINDOW?

  •  By allowing closures at 9 PM for lane 3 or  4 most traffic control features could be placed in advance so that time for closure setup is lessen. Moreover, closure for lane 1 and 2 is allowed at 10:00 PM  the same can be applied for lane 3 and 4. Also,  standard plan T10A " Lane Closure with Partial Shoulder Use," of the Standard Plans  is available for its use  so that traffic is moved further away. In addition, attention is directed to subsection "Temporary Roadway Structural Section," under section 10-1.32 "Structure Aproach Slabs (Type R)," of the Special Provisions.
  • In the past, on other contracts, the  length and the  closure has been limited to do this type of work so that set up time is lessen. 
  • Please refer to Addendum No. 2  
2
  Q:07/25/05 
     R:07/28/05
Plan Sheet / Specification Reference=SECTION 10-1.32

Question=IS THERE ANY RELIEF FROM THE 4 HOUR CURE REQUIREMENT? IF THE RAPID STRENGTH CONCRETE IS USED WILL THE CURE TIME BE SHORTENED?

  • Concrete shall be placed as per section 10-1.32 "Structure Approach Slab (Type R)," of the Special Provisions.
3
  Q:07/25/05 
     R:07/28/05
Plan Sheet / Specification Reference=Transition Rail Type wb, Temporary K rail and crash cushions, Minor Conc (Minor Str)

Question= 1- Refrence Sheets 13,27, 28,45, 51 and 72 of the plans. The requirements of construction including the removal of existing MBGR or bridge rail, installation of Type WB Transition Rail at Locations 3,4,13 and 14 are the same as Location 20, 21, 23 and 24. All eight locations call for Type 12 B guard rail layout as shown Standard Plan A77F1. However, no minor Concrete End Post, Temporary K rail, Temp Crash Cushions are provided for at locations,     3,  4 , 13 and 14. Request that you clarify your intention.

  •  It  is not necessary to place Modified MBRG Connection at location 3, 4, 13, and 14 because the new Type WB transitions is to be attached to the existing conrete to where the existing MBGR is attached to. Also, the contract does not calls for  the placement temporary Railing (type K),  traffic plastic drums, and temporary crash cushions at these locations. However, the work at these locations shall be perform so that an unsafe condition is not created. The work at these locations shall conform as per section 5-1.04 "Public Safety," of the Special Provisions. 
4
  Q:07/26/05 
     R:07/28/05
Plan Sheet / Specification Reference=State Furnish Sign Panels for overhead Signs, Time of Completion,and work days, "B" bid.

Question=1- Ref: Special Notice A+ B bidding, Special Provisions Section 4, Special Provisions Section 10-1.38- Your availability in providing the state furnished sign panels for overhead signs 120 days after award and after notification is a potential delay which seems inappropriate for A+B bidding on this job. Can the delivery of these state furnished materials be revised to a more reasonable time, for example, 20 work days after contractor's written request?

  • The State has a contract with an outside sign supplier and it takes 120 days to furnish the signs due to the ordering process, manufactering, and the delivering. Therefore, this work should be bid in accordance to section 10-1.38 "Sign Panels," of the Special provisions. 
5
  Q:07/26/05 
    R:07/28/05
    R 08/22/05
Plan Sheet / Specification Reference=contract Items 33(F) and 45.

Question=1- Ref: Contract Items 33(F) and 45, various plans and Special provisions.Please provide a Special Provision section to define the requirements and method of measurement and payment for items 33(F) and 45.

  • Item 33(F) is paid as per section 9-1.015 "Final Pay Items," of the Standard Specifications and  as per section 51 "Concrete Structures," of the Standard Specifications.
  • Item 45 is measured by each (EA) as designated under "Unit of Measure," per the Special Provisions's Engineers Estimate. Payment is at contract unit price. In addition, in the section "the Amendments to the July 1999 Standard Specifications," of the Special Provisions page 42 reads as follows: Except for metal beam guard railing within the pay limits of a ternimal system end treatment or transition railing  (Type WB), metal beam guard railing will be measured by the meter along the face of the rail element from end post to end post of the completed railing at each installation.  
  • Also refer to addendum No. 2
6
Q:07/28/05 
    R:07/29/05
R:08/12/05
Plan Sheet / Specification Reference=10-1.32, 10-1.14

Question=Traffic control charts for working the approach slabs allow a 3lane
work area for 7 hours on sunday.  The closing and opening of the lanes takes
1 hour.  The remaining time would be to construct the approach slab.  It
takes four hours for cure the remaining work cannot be accomplished in 2
hours.  Can additional traffic charts be deleloped to allow more time for
this work?

  • Please refer to answer of question # 1.
  • Please refer to Addendum No. 2 
7
Q:08/10/05 
R:08/22/05
Plan Sheet / Specification Reference=Item No. 30 Seal Joint Existing Concrete Pavement Page 68 of 89 project plans Pg. 190 Special Provisions section 10-1.28 Item No. 29 Repair Spalled Joints (Polyester Grout) Page 68 of 89 project plans Page 188 SP section 10-1.27

Question=#1. What is the NEW depth and width dimensions required 
for joint seal reservoir? #2. Type A1, A2 and Type B are not shown on 
project plans as specified in SP. What is meant by this? #3. What is the 
required depth of spall repair? Square Meter pay will not reflect 
 

  • Section 10-1.28 "SEAL EXISTING CONCRETE PAVEMENT JOINT," of the Special Provisions describes all the requirements for transverse and longitudinal joints. Also, this section says that the work shall conform to the details as shown on the plans which are the Project Plans and the Standard Plans as per Section 5-1.04 "Coordinations and Interpretation of Plans, Standard Specifications, and Special Provisions," of the Standard Specifications. These details are shown on Standar Plan P20 of the Standard Plans "STANDARD PLANS July 2004."
  • Spall Repair: Please bid this work in accordance to Section 10-1.27 "REPAIR SPALLED JOINTS (POLYESTER GROUT)," OF THE Special Provisions.
OTHER LINKS OF INTEREST
DISTRICT 11 CONSTRUCTION BIDDER'S INQUIRIES & RESPONSES
DISTRICT 11 HOMEPAGE
CALTRANS OFFICE ENGINEER: Contract Advertisement, Special Provisions, Plan Holders, Contract Awards, etc.
DEPARTMENT OF TRANSPORTATION