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Inquiry #1: It appears that the Retaining Wall volume of 198 CY is much larger than the actual volume required.
Please review the Retaining Wall quantities.

Inquiry submitted 07/30/2018

Response #1:Submitted for consideration.
Response posted 07/31/2018


Response #2:Refer to Addendum No. 1, dated August 7, 2018.
Response posted 08/09/2018




Inquiry #2: It appears that the existing creek crossing has concrete. There is no bid item or description for the removal of concrete. Please provide Item Code 153121 Remove Concrete and provide the thickness of the existing concrete to be removed.
Inquiry submitted 07/31/2018

Response #1:Submitted for consideration.
Response posted 07/31/2018


Response #2:Excavation work on the channel which coincides with this part of the roadway will remove items within limits. Item 153121 is not required.
Response posted 08/10/2018




Inquiry #3: The existing roadway is to be buried under a fill. If the existing roadway is to be pulverized please add item code 303000 "Pulverize Roadbed".
Inquiry submitted 07/31/2018

Response #1:Submitted for consideration.
Response posted 07/31/2018


Response #2:Refer to section 19-6, "Embankment Construction", of the Standard Specifications.
Response posted 08/15/2018




Inquiry #4: On Page ECL-1 of the plans the State provided 4" depth on the Remarks for Incorporate Materials for Erosion Control, Type 1. Can the state also provide the thickness of Duff for the chart stated?
Inquiry submitted 07/31/2018

Response #1:Submitted for consideration.
Response posted 07/31/2018


Response #2:Refer to Addendum No. 3, dated August 22, 2018.
Response posted 08/29/2018




Inquiry #5: On Pages PR-1 and PD-1 of the plans the details show the Cottonwood trees to be salvaged and used for Root Wad Planting. Is the remaining material from the Cottonwood trees to be included in the duff material or is it off-hauled from the site?
Inquiry submitted 07/31/2018

Response #1:Submitted for consideration.
Response posted 07/31/2018


Response #2:Attention is directed to Section 20-3.03B(2) Mulch of the advertised Special Provisions for direction on how to use shredded leaves, branches, trunk, and other shredded cottonwood tree material collected from onsite tree removal work.
Response posted 08/03/2018




Inquiry #6: Will the State please specify what areas Item Code 210121 "Duff" is being generated from?
Inquiry submitted 07/31/2018

Response #1:Submitted for consideration.
Response posted 07/31/2018


Response #2:Please refer to Standard Specification 21-2.02B.
Response posted 09/05/2018




Inquiry #7: On sheet 42 of the plans for Stage 3 it states to remove the temporary drainage systems. On sheets DE-11 and DE-12 it shows the removal limits of the embankment that was used to construct the detour. Does that mean that the rest of the detour embankment stays in place??? And do temporary drainage systems 1 & 2 need to be rebuilt after the temporary drainage systems are removed?? I understand that the temporary base rock and HMA are removed with bid item 27, roadway excavation. But that does not include the embankment, correct??
Inquiry submitted 08/03/2018

Response #1:Submitted for consideration.
Response posted 08/03/2018


Response #2:Temporary Drainage systems do not remain in place. Refer to Addendum No. 6, dated September 14, 2018.
Response posted 09/17/2018




Inquiry #8: Can the State please confirm that the total tons of HMA Dike are correct on summary of quantities Q-2?
Inquiry submitted 08/06/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Refer to Addendum No. 3, dated August 22, 2018.
Response posted 08/29/2018




Inquiry #9: Please specify the diameter for Bid item #69 Flume Downdrain, as diameter is not shown or mentioned in the plans.
Inquiry submitted 08/07/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Please refer to 2015 Standard Plan D87D.
Response posted 08/15/2018




Inquiry #10: Please provide the finish grades for how the detour area is to be left. If this work requires additional cut and fills please provide quantities.
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Bid per current contract documents. Please refer to Addendum No. 6 dated September 14, 2018.
Response posted 08/21/2018




Inquiry #11: The road ex quantity includes work as described as remove base and surfacing. Since this item is not its own bid item #150860 "Remove Base & Surfacing" but rather Roadway Excavation, I am assuming this work includes the removal of base and surfacing ONLY and not the backfill of this void.
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Refer to Addendum No. 6, dated September 14, 2018.
Response posted 09/17/2018




Inquiry #12: Will the State clarify if the “Duff” material will be placed on top of the finished grade or will it be included within the finish grade prism?
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:"Duff" material will be placed on top of the finished grade in accordance with Section 21-2.03B of the Standard Specifications.
Response posted 08/10/2018




Inquiry #13: Will the State review the quantity of “embankment” intended for the Earth Berm Lt 120.0’ “CHNL1” 00+00.00 to Lt 250.0’ “CHNL1” 46+36.53?
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Refer to Addendum No. 3, dated August 22, 2018.
Response posted 08/29/2018




Inquiry #14: Will the State Please clarify what Grading Factor was used to formulate the Earthwork Quantities?
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Grading Factor was per Section 19-7.04 of the Standard Specifications. Please refer to Addendum No. 6 dated September 14, 2018.
Response posted 08/15/2018




Inquiry #15: On Plan Sheet PD-1 details show that the minimum diameter of the cottonwood base is 6”. In the event that cottonwoods with less than 6” diameter base are encountered, is the contractor to Root Wad or Haul off such tree?
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Any cottonwood tree trunks less than 6" diameter shall be processed per Section 20-3.03B(2) Mulch of the Special Provisions.
Response posted 08/15/2018




Inquiry #16: Will the state provide a tree count to be removed on the north end of the job as it appears that several trees are within limits of work?
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Orchard trees on the north end of the job will be removed by others.
Response posted 09/10/2018




Inquiry #17: Based on the State's summary of Quantities sheet the overall site appears to be fairly balanced. After assuming typical shrinkage and subsidence for the excavation and embankment it appears the overall site is short dirt by a significant amount. Will all local borrow be allowed to be obtained as stated in spec section 19-7.02B paragraph one and two?
Inquiry submitted 08/08/2018

Response #1:Submitted for consideration.
Response posted 08/08/2018


Response #2:Yes.
Response posted 09/10/2018




Inquiry #18: Bid Item #68 Geocomposite Drain - can not locate the specification. Please provide.
Inquiry submitted 08/08/2018

Response #1:Please refer to section 68-7 of the Standard Specifications.
Response posted 08/09/2018




Inquiry #19: In response to Inquiry #12 response. Since the duff is to be placed on top of finish grade, did the state remove this volume of material from the available road ex dirt to make embankments. If it did not then then please adjust earthwork table and related items to account for this loss of material.
Inquiry submitted 08/10/2018

Response #1:Submitted for consideration.
Response posted 08/13/2018


Response #2:No. Bid per current contract documents.
Response posted 09/10/2018




Inquiry #20: Shown on sheet numbers 88,89 & 90 is the conduit system for the bridge conduits and boxes to be installed on this contract. In addendum 1, bid item 97 is 2" conduit (Bridge) with a LF of 746 which i agree with. Bid item 98 is Conduit System bid at LS. Can the department please explain why there is two bid items for the same work ? I would recommend deleting one of the bid items.
Inquiry submitted 08/22/2018

Response #1:Submitted for consideration.
Response posted 08/24/2018


Response #2:Bid item 98 does not include work covered under Structure's bid item 97.
Response posted 08/30/2018




Inquiry #21: In the contractors professional opinion and experience, 90%-95% compaction cannot be consistently obtained without the addition of water to reach optimum moisture content. Will the State please eliminate the second paragraph in Spec section 19-2.03G from the special provisions?
Inquiry submitted 08/23/2018

Response #1:Submitted for consideration.
Response posted 08/24/2018


Response #2:Bid per current contract documents. The contractor performing the work is responsible for evaluating the site conditions and then supplying appropriate compaction equipment and applying the appropriate compaction effort to meet the contract requirement. If compaction cannot be obtained without water the engineer may authorize the use of water to aid in obtaining specified compaction requirement.
Response posted 09/10/2018




Inquiry #22: Since there are cuts and fills on the detour earthwork is Caltrans going to hold the contractor to the 30" from finish grade compaction requirements? Technically it is not a highway, but a one year temporary detour.
Inquiry submitted 08/23/2018

Response #1:Submitted for consideration.
Response posted 08/24/2018


Response #2:Yes. Compaction requirements will be required.
Response posted 09/10/2018




Inquiry #23: Per section 20-1.03C(2) of the project special provisions, " Remove vegetation within the excavation and embankment slope lines. Remove all tamarisk, arundo, tree tobacco and castor bean outside of the excavation and embankment slope lines, within the temporary construction easement, as directed by the engineer." If the contractor is to include the cost to remove certain trees within the temporary construction easement will the state please identify the type of all trees within the project temporary construction easement, as the contractor cannot determine the tree types from the plans?
Inquiry submitted 08/27/2018

Response #1:Submitted for consideration.
Response posted 08/27/2018


Response #2:Please see Section 2-1.07 of the Standard Specifications for direction on examining the job site prior to bidding. Please bid the work as specified in the contract documents.
Response posted 09/11/2018




Inquiry #24: Per Addendum No. 4, the uploaded word file will not open due to errors. Please upload a PDF file of this document.
Inquiry submitted 09/04/2018

Response #1:All the required documents for addendum 4 (in PDF format) are included under "ad4". Please ignore the "06-394604/$DD 06-394601_SSP.DOCX" file, it will be removed.
Response posted 09/04/2018




Inquiry #25: Specification 20-3.03C requires root wads to be installed within 48 hours of removal. installation locations are within the removal area but require significant grade adjustment that will take more than 48 hours to achieve. Is it the intent that the trees are to be relocated maintained and then installed?
Inquiry submitted 09/06/2018

Response #1:Submitted for consideration.
Response posted 09/10/2018


Response #2:See Planting Plans of the advertised plans for locations of root wad installation. Installation locations for root wads are outside of the proposed excavation and berm areas. It is the intent that the root wads be removed and then installed outside of the excavation and embankment areas. There is no need for maintenance of the root wads from the time of removal to the time of installation.
Response posted 09/10/2018




Inquiry #26: In the States response to inquiry # 2, the thickness of the concrete channel lining was not supplied. Please provide the dimensions of the channel lining.
Inquiry submitted 09/12/2018

Response #1:Submitted for consideration.
Response posted 09/12/2018


Response #2:Please refer to Addendum No. 6 dated September 14, 2018.
Response posted 09/15/2018




Inquiry #27: The plans do not show a location to harvest duff. Should we assume there is over 10,000 CY of duff on site to stockpile and place on slope areas? If not, should we purchase and haul the missing duff from an external source? How will the contractor be reimbursed if there is not enough duff on site to meet the 3" requirement for 27 acres?
Inquiry submitted 09/12/2018

Response #1:Submitted for consideration.
Response posted 09/15/2018


Response #2:See sheet ECL-1 of Addendum No. 3 for location of duff harvest area. See Sections 17-2.03D Disposal of Materials, 21-2.02B Duff, 21-2.03B Duff, and 21-2.03J Incorporate Materials of the Standard Specifications for duff collection and processing requirements. See sheet ECL-1 of Addendum No. 3 for the required depth of duff collection.
Response posted 09/15/2018




Inquiry #28: Bid Items #63 and #64 Temporary Culverts what type of culvert is allowed?
Inquiry submitted 09/17/2018

Response #1:Please refer to Section 61-6 for Temporary Culverts.
Response posted 09/17/2018


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.


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