Request for Clarification Responses

County Service Areas 30 & 32 Well Site Improvements and Manganese Treatment

Supplemental Information - Not Part of the Contract Documents

The following list is comprised of paraphrased Requests for Clarification (RFC) submitted by potential bidders or sub-bidders in writing via email, letter, and this form:

Request for Clarification Form

These paraphrased questions and associated responses are not part of the contract documents and shall have no bearing whatsoever on the interpretation of the Standard Specifications, the Standard Plans, the Special Provisions, or the Plans. Nor shall they have any bearing whatsoever on the interpretation of other publications referenced therein.

Questions without answers may be posted here to indicate that we have received them before the deadline and we intend to respond. 

Last updated: 11/13/2023 1:59 pm

 


What is the number of working days for this project? (RFC 2313-2 submitted 9/13/2023)

Refer to Section 8-1.04 of the specifications. Response date: 09/29/2023

 

Specification No. 43 32 83
I'd like to have Layne added as an allowable supplier for the manganese treatment equipment. We've been building these systems for a number of years and offer the same filtration media and can generally meet the specification (RFC 2313-3 submitted 9/13/2023)

"Or equal" treatment equipment and/or manufacturers that can meet the specifications outlined in Section 43 32 83 are allowed, if approved by the Engineer. Response date: 10/11/2023

 

I would like to know if we can put together a proposal for testing and inspections for this project. (RFC 2313-4 submitted 9/19/2023)

The contractor will provide their own quality control and other related testing. The County materials lab will be providing in-house quality assurance testing and assisted by on-call consultants when needed. Response date: 11/02/2023

 

How long have the new wells been idle? Will they require any rehabilitation? (RFC 2313-5 submitted 9/20/2023)

Some wells have been idle since late 2021 and others since March 2022. Well rehabilitation is not anticipated at this time. Response date: 10/11/2023

 

How will the number of allowed working days and component lead times be managed? The number of working days seems insufficient. (RFC 2313-6 submitted 9/20/2023)

Refer to Section 8-1.04C of the Specifications. The project is split into separate phases: one for submittals and equipment procurement, and one for construction once materials required for the project are received. The project will be suspended between phases until materials are received. Response date: 09/23/2023

 

What is the process for a contractor to submit paperwork if they are entirely DBE? (RFC 2313-7 submitted 9/20/2023)

The process is the same as any other Contractor subbing out work. They will need to advertise the project to subcontractors at least 30 days prior to the bid opening and submit the County’s Proposal 13 Good Faith Effort paperwork, as well as the State Water Board’s forms 4500-3 and 4500-4 provided in the Bid Book within the Specifications. Response date: 09/29/2023

 

What is the borrow source for soil/infill material? (RFC 2313-8 submitted 9/20/2023)

Contractor is responsible to find a borrow source. Backfill materials and earthwork shall be as required by Section 19 – Earthwork, State Standard Specifications and Division 31 of the technical specifications Response date: 10/11/2023

 

Is there a required method for destroying the existing wells? Is shock perforation allowed? (RFC 2313-9 submitted 9/20/2023)

Allowed method only as described in Specifications Section 33 29 00. Response date: 10/11/2023

 

What is the anticipated start date? (RFC 2313-10 submitted 9/20/2023)

The anticipated start date is pending conditional award by the Board of Supervisors and approval by the State Division of Financial Assistance. Those approvals are anticipated to take between 60 and 180 days. Response date: 09/22/2023

 

Can the contractor purchase long lead items during the conditional approval/award period? (RFC 2313-11 submitted 9/20/2023)

No. Notice to Proceed will not be issued until after the State Division of Financial Assistance has approved of the apparent low bidders financial package, the contractor should not procure any equipment during the conditional award period. If they do purchase any equipment, make deposits, etc. they do so at their own risk, and will not be reimbursed for any such expenditures without the official State approval. Response date: 10/11/2023

 

What is the delivery site for salvaged equipment (i.e. filter skid and shade structure)? (RFC 2313-12 submitted 9/20/2023)

See response to 2313-19. Response date: 10/11/2023

 

Who is responsible for decommissioning the filter skids? (RFC 2313-13 submitted 9/20/2023)

See response to 2313-19. Response date: 10/11/2023

 

Is the contractor required to rebuild the CSA30 shade structure at the filter skid delivery site, or just deliver it? (RFC 2313-14 submitted 9/20/2023)

See response to 2313-19. Response date: 10/11/2023

 

Clarify the chlorination requirements for the existing storage tanks at both sites (RFC 2313-15 submitted 9/20/2023)

Refer to Section 33 13 00 of the Technical Specifications. Work included: Disinfection of all new potable piping, components, and appurtenances. This shall include disinfection of all potable water piping, well, hydropneumatic tank, finished water storage tank, and pumps. New facilities shall be kept isolated from the active distribution system using a backflow, double check valve device per ANSI/AWWA C651 - Disinfecting Water Mains. Response date: 10/11/2023

 

What are the current manganese levels? (RFC 2313-16 submitted 9/20/2023)

The latest manganese testing was performed in 2021. Results of the test are provided as supplemental information purposes only. These reports are for the contractor's information only. They are not to be considered to be part of the contract documents and shall have no bearing whatsoever on the interpretation of the standard specifications, the standard plans, the special provisions, nor shall they have any bearing whatsoever on the interpretation of the other publications referenced therein. Response date: 10/11/2023

 

Is there any lead paint on existing tanks or equipment to be demolished? (RFC 2313-17 submitted 9/20/2023)

Unknown. Contractor may test for lead in existing painted structures. Response date: 10/11/2023

 

What are the proper steps to transition the storage tank out of service or will the county be installing a new hydro tank to be connected in line with manganese treatment skid? If the existing storage tank will be used will the contractor be responsible for disinfecting and sampling the tank prior to and after transitioning from aqueduct supply to ground water? If a new tank will be installed will the contractor be responsible for disinfecting and preparing for use of potable water? These questions apply to both 30 and 32. (RFC 2313-18 submitted 9/20/2023)

Refer to the Plans for each CSA's anticipated demolition plan, split into phases. The existing water storage tanks to be demolished are not in service. All active water treatment or active storage equipment must remain in operation until the Division of Drinking Water approves the new facilities. Contractor will install a new hydropneumatic tank in both CSA's, as shown in the plans. Refer to Section 33 13 00 for disinfection requirements. Response date: 10/11/2023

 

For CSA 30 is the contractor responsible for disconnecting the package plant and also transporting to a location that currently to be determined? Do we know where the skid will be stored? The contractor would like to know how many miles will be needed to make the delivery. Will the contractor also be responsible for breaking down the awning and also rebuilding it at the desired storage location? (RFC 2313-19 submitted 9/20/2023)

Once the new facilities are approved by the DDW, and the new facilities are disinfected and in service, the County will begin decommissioning the existing filtration/treatment equipment to be salvaged, or preparing it for storage. Once decommissioned, and offline, the Contractor is responsible for physically disconnecting the filter skid from power, disconnecting any raw, filtered or backwash lines, and capping or removing remaining lines per specifications. The filter skid and shade structure are to remain onsite. The contractor may relocate them temporarily as needed for construction. When able, contractor shall relocate the filter skid back to the existing concrete pad and reinstall shade structure. Contractor is not responsible for recommissioning the filter skid. Response date: 10/11/2023

 

At CSA 30 the old storage tank is to be removed. Are there any details available from as builts about the tank’s material? The question was specially about the tank having any lead. Is there any asbestos cement pipe within the distribution system? (RFC 2313-20 submitted 9/20/2023)

Existing water storage tanks to be demolished are likely carbon steel. As-built drawings are not available. Contractor may test for lead in existing painted structures. Contractor may need to remove asbestos cement pipe during demolition. Response date: 10/11/2023

 

Who is inspecting the job? (RFC 2313-21 submitted 9/20/2023)

The County Resident Engineer will be onsite for coordination. Building Department will inspect the items listed in the "dummy permit" located in the Project Details of the special provisions. Surveys will be provided by the County or Engineer representative. The County Department of Public Health will inspect well destruction. The DDW will likely inspect the newly installed equipment as well. Response date: 10/11/2023

 

Are the new wells currently connected to the system at both sites? (RFC 2313-22 submitted 9/20/2023)

Yes, the new wells are currently connected to the system piping, but not in operation, or equipped with pumps and control circuitry. Equipping the wells and making them operational is part of a separate contract that will be complete before this contract is awarded. Response date: 10/11/2023

 

Will water in the tanks need to be drained and sterilized? (RFC 2313-23 submitted 9/20/2023)

Existing equipment does not need to be sterilized. Equipment requiring draining may be drained to the storm drain with close coordination with the County Operator. Specifications require existing equipment be isolated from new equipment via backflow preventer per 33 13 00-1.1.C. Any new tanks (i.e. hydropneumatic tanks, manganese treatment vessels, etc.) shall be disinfected and tested prior to being placed in to service, per 33 13 00. Response date: 10/11/2023

 

What is the depth of the existing wells that need to be demo'd? (RFC 2313-24 submitted 9/20/2023)

Refer to Section 33 29 00. Response date: 10/11/2023

 

What is the purpose of drilling the bottom of the wells and bailing out gravel? (RFC 2313-25 submitted 9/20/2023)

Drilling the bottom of the wells allows the sand cement grout to penetrate any possible voids beneath the well. Removing the gravel ensures any obstructions are removed for proper sealing of the well. Response date: 10/11/2023

 

Is all of the electrical work expected to be the contractor's responsibility? (RFC 2313-26 submitted 9/20/2023)

Electrical sheets show existing electrical and new electrical work. Response date: 10/11/2023

 

When taking out the old tanks and plants, will that interrupt water flow? (RFC 2313-27 submitted 9/20/2023)

The new facilities shall be approved, disinfected, and online before disconnecting or removing existing treatment or filtration equipment. Refer to Specifications for allowable interruptions that shall not exceed 4 hours. Response date: 10/11/2023

 

Is it possible to access the site through the back fence at El Porvenir, opposite of the park? (RFC 213-28 submitted 9/20/2023)

Reference plans for intended site and gate access. Response date: 10/11/2023

 

Will the new wells have to be enclosed in fencing? (RFC 2313-29 submitted 9/20/2023)

Required fencing is shown in the plans. Response date: 10/11/2023

 

Can the old fence be reused? (RFC 2313-30 submitted 9/20/2023)

No. All new fence to be installed shall be new material. Response date: 10/11/2023

 

Can the park be used for laydown? (RFC 2313-31 submitted 9/20/2023)

Reference Sheet G3 and G4 of the plans for Contractor staging areas. Response date: 10/11/2023

 

Drawing No. G3 and G4 Specification No. 43 41 43
Please provide specific addresses for CSA30 and CSA32. In order to provide seismic calcs we require exact addresses. (RFC 2313-32 submitted 9/22/2023)

Locations of construction sites were provided in plans, pages G3 and G4. Response date: 10/11/2023

 

Drawing No. C13
What is the existing grade of Strom Drain Access Ramp area? Drawing shows only the finish grade? (RFC 2313-33 submitted 9/28/2023)

Drawing C13 is shown to scale. Finished grades and maximum allowable slopes are shown. In addition an estimated grading quantity for fill is provided. Contractor shall use the information on the sheet to estimate existing grades and fill quantities for construction. Response date: 10/11/2023

 

Drawing No. C12
What is the existing grade of CSA-32 treatment area site? (RFC 2313-34 submitted 9/28/2023)

Drawing C12 is shown to scale. Contractor shall use the information on the sheet to estimate existing grades and fill quantities for construction. Response date: 10/11/2023

 

Drawing No. C13
Do we need to remove the existing vegetation from the whole Strom Drain Basin area? (RFC 2313-35 submitted 9/28/2023)

No. Remove enough vegetation to allow proper and safe operation of construction equipment. Response date: 10/11/2023

 

Will the contractors’ submitted bids need to be valid for the entire duration of the bid review process (~1 month for bid review by County, then up to 180 days for DWR review/confirmation)? (RFC 2313-36 submitted 9/20/2023)

Yes. Response date: 09/29/2023

 

Will the contractor be responsible for supplying all of the equipment and materials or will the County be supplying anything? (RFC 2313-37 submitted 9/20/2023)

Contractor is responsible for all new equipment and materials shown in the plans and specifications. Response date: 10/11/2023

 

Is the east tank at CSA 30 part of the demolition? (RFC 2313-38 submitted 9/20/2023)

Refer to the plans for demolition requirements. Response date: 10/11/2023

 

Will the information of the existing wells to be demolished be provided prior to bid, i.e. well depth, casing size, etc.? (RFC 2313-39 submitted 9/20/2023)

Refer to Specifications Section 33 29 00. Response date: 10/11/2023

 

Specification No. Division I General Provisions
General Provision identified two types of liquidated damages for this job as follows: for first order of work for the amount of $2,000 & for second order of work for the amount of $3,500. But on Revised Standard Specification dated 09-02-16, LD chart given. Please advise which one is govern? (RFC 2313-40 submitted 9/29/2023)

The following sections govern liquidated damages as they relate to each phase of this project:

Section 8-1.04C(1) First Order of Work, Submittals, pdf page 47
Section 8-1.04C(2) Second Order of Work, pdf page 48
Response date: 10/11/2023

 

Drawing No. C2 and C11 Specification No. 02 41 00
The water tanks which we have to demo at sites CSA30 & CSA32 are they empty? If the tanks are empty, is there any kind of hazardous material inside the tanks that we have to take care of? (RFC 2313-41 submitted 10/11/2023)

The storage tanks to be demolished should be currently empty. The hydropneumatic tank at CSA30 is currently in use. It is unknown if any of the tanks contain hazardous materials. Response date: 11/02/2023

 

Specification No. 01 22 00
Bid item #4 explanation state that the cost of SWPPP plan and implementation shall be divided equally between bid item 4 and 34. The plan cost can be divided equally but the implementation cost varied at each site specific. Can contractor put the cost of each site accordingly or not? (RFC 2313-42 submitted 10/12/2023)

Divide the total contract cost to prepare and implement the SWPPP equally between bid item 4 and 34. Response date: 11/02/2023

 

Specification No. 2-1.06 B Supplemental Project Information
The Supplemental Information listed includes School Pipeline as-built plans, Pothole report, Geotechnical Report but those documents are not on the website. How can we get access to those documents? (RFC 2313-43 submitted 10/13/2023)

Files have been posted under Supplemental Information. Response date: 11/02/2023

 

Specification No. 312200 Earthwork Part 1.3 L
Geotechnical Engineering Investigation entitled, Geotechnical Investigation Report Proposed Cantua Creek and El Porvenir Pipeline Improvements Fresno County, CA by Kleinfelder Inc., dated November 20, 2017. How can we get access to those documents? (RFC 2313-44 submitted 10/13/2023)

Files have been posted under Supplemental Information. Response date: 11/02/2023

 

Drawing No. E1.2, E0.0
Sheet E1.2 building lighting plan shows a "B" light fixture. The fixture schedule on sheet E0.0 does not have a "B" fixture in it. Please advise. (RFC 2313-45 submitted 10/13/2023)

See Addednum #2. Light fixture added to schedule. Response date: 11/02/2023

 

Specification No. 262413
Refer to paragraph 3.03.A Please clarify which tests are required by the independent testing company and their qualifications. Will a coordinated fault/arc flash study for each site also be required? (RFC 2313-46 submitted 10/16/2023)

See Addendum #2. The Contractor will be required to make breaker setting adjustments per 26 05 73. Response date: 11/02/2023

 

Drawing No. E1.0, E2.0A, E2.0B
Do we need to replace all existing wire/cabling in existing conduits shown on the demo plans? Or are we allowed to intercept wire in pull boxes and splice? If we are to remove and replace some existing wire and cable and not others, please specifically show which are and are not to be replaced. (RFC 2313-47 submitted 10/17/2023)

Existing wells installed and equipped under current contract 18-07-C will have new wire/cabling/conductors installed by the time this contract begins. They will not require replacement. They will require splicing and extension to new electrical under the scope of this contract. Response date: 11/02/2023

 

Drawing No. E1.1, E1.4
Sheet E1.4 shows conduits H3006A, H3005A, H3004A running through a 3'x5' vault, but the site plan sheet E1.1 does not show a 3'x5' vault in the routing of those conduits. If we are required to provide 3'x5' vaults in this area please show locations of all of them. (RFC 2313-48 submitted 10/17/2023)

See Addendum #2. Response date: 11/02/2023

 

Drawing No. E3.0
Detail #4 on sheet E3.0 shows an encased conduit detail. Does this apply to all conduits/ trenches on the project? If not, please indicate the areas on each site where concrete encasement is required. (RFC 2313-49 submitted 10/17/2023)

Concrete encasement will not be required. Response date: 11/02/2023

 

Drawing No. SHEET 27 Specification No. VALVES
I am looking for the valve information for butterfly and gate valves. (RFC 2313-50 submitted 10/18/2023)

See Addendum #2. Refer to Specifications Section 40 05 23. Response date: 11/02/2023

 

Drawing No. SHEET 27 Specification No. 40 05 23 valves
Can I get a copy of this section sent to me? (RFC 2313-51 submitted 10/18/2023)

See Addendum #2. Refer to Specifications Section 40 05 23. Response date: 11/02/2023

 

Drawing No. Sheet# CD4, Detail 1/CD4
Please advise where this "Air Release- Vacuum Assembly" going to be installed on the piping plan. The drawing does not show any kind of thing. (RFC 2313-52 submitted 10/19/2023)

See Addendum #2. Details have been removed from project. Response date: 11/02/2023

 

Drawing No. Drw#CD6, Detail 3/CD5
Please advise where this "Permanent Blowoff Assembly" going to be installed on the piping plan. The drawing does not show any kind of thing. (RFC 2313-53 submitted 10/19/2023)

See Addendum #2. Details have been removed from project. Response date: 11/02/2023

 

Drawing No. E1.0, E2.0A
In reference to drawings E1.0 and E2.0A. Plan note 1 designates that all electrical within the hatched area is to be disconnected and removed. Can you specify what electrical equipment is within these hatched areas? (RFC 2313-54 submitted 10/19/2023)

Electrical equipment in this hatched area includes but may not be limited to: power and control wiring for motors, pressure switches, air compressor, the offline filtration units, lighting, the existing site electrical panels. Response date: 11/02/2023

 

Drawing No. Sheet S002
Detail 12 on the Structural typical details calls out reference to the Geotech report. Where is the Geotech report? (RFC 2313-55 submitted 10/24/2023)

See RFC 2313-44. Response date: 11/02/2023

 

Specification No. 33 29 00
We need a well completion report for each well to be abandoned. That way we know the depth, diameter, casing material, static water level, gravel information. (RFC 2313-56 submitted 10/24/2023)

Well completion reports are not available. The requirements of Section 33 29 00 Part 3 outline well destruction. Response date: 11/02/2023

 

Specification No. 26 24 13-3, 26 24 16-2, 26 24 19-3
Spec section 26 24 13 calls out Tesco for switchboards. It also notes that the manufacturer shall match that of section 26 24 19, which calls out Rockwell Automation. These manufacturers are not compatible. Please advise on how we should proceed. (RFC 2313-57 submitted 10/24/2023)

"Or equal" equipment and/or manufacturers that can meet the specifications outlined in the mentioned sections are allowed, if approved by the Engineer. Response date: 11/02/2023

 

Specification No. 2-1.33C
Please confirm that all GFE documentation, including Proposal 13 and SWRCB forms 4500-3 & 4500-4 can be submitted 5 calendar days after the bid. (RFC 2313-58/2313-59/2313-60 submitted 10/25/2023)

See Addendum #2. Per the Guidelines for Meeting the California State Revolving Fund (CASRF) Programs (Clean Water and Drinking Water SRF) Disadvantaged Business Enterprise Requirements, forms 4500-3 and 4500-4 must be completed and submitted with the bid package. Response date: 11/02/2023

 

Specification No. General Provisions 2-1.33C
Per sections 2-1.33C (13-15) GFE forms and efforts are to be submitted within 5 calendar days of the bid. Will the upload links on Bid Express still be active for upload after the bid date or will these require a physical turn in? (RFC 2313-61 submitted 10/25/2023)

See Addendum #2 and RFC #2313-58. All documents being uploaded on Bid Express with the bid package must be uploaded prior to the bid opening. Documents due after the bid opening can either be dropped off at the Department of Public Works and Planning at 2220 Tulare St. 7th Floor Fresno, CA 93721or e-mailed to DesignServices@fresnocountyca.gov. Response date: 11/02/2023

 


The lighting schedule calls out for an AE type fixture. I do not see this fixture type on any of the site drawings. Please verify that this needs to be removed from the lighting schedule. (RFC 2313-62 submitted 10/25/2023)

This type of fixtures is used on, but may not be limited to sheet E2.1. Response date: 11/02/2023

 


On sheet E1.2 there is an A1 light fixture called out for the MCC building bathroom. This fixture is not in the lighting schedule. Please provide the information for this light fixture. (RFC 2313-63 submitted 10/25/2023)

See Addendum #2. Response date: 11/02/2023

 


On sheet E1.2 there is a B light fixture type called out for the MCC building exterior. This fixture type is not in the lighting schedule. Please provide the information for this light fixture type. (RFC 2313-64 submitted 10/25/2023)

See Addendum #2. Response date: 11/02/2023

 


On sheet E1.3 it calls out that there is some type of metallic vaportight light fixture in the chem room but does not show it’s location or type. Please provide the additional details showing where this fixture is to be installed as well as provide the fixture type information. (RFC 2313-65 submitted 10/25/2023)

See Addendum #2. Response date: 11/02/2023

 


The onsite construction duration is identified as 120 working days but it seem that duration would be aggressive with the volume of work required to complete the job. Is there a possibility of giving more time to complete the project? (RFC 2313-66 submitted 10/25/2023)

Refer to Section 8-1.04C of the Specifications. The project is split into separate phases: one for submittals and equipment procurement, and one for construction once materials required for the project are received. The project will be suspended between phases until materials are received. Response date: 11/02/2023

 

As specified in the specification, the question deadline is today and there are many questions that are not answered. Does the owner intend to extend the job due date? (RFC 2313-67 submitted 10/25/2023)

The bid opening date has been postponed to November 9, 2023 at 2:00 PST. Response date: 11/02/2023

 

Drawing No. E1.2
The building lighting plan on E1.2 shows light fixtures A1 and B that do not appear on the fixture schedule on E0.0. Can you provide information on these two light fixtures? (RFC 2313-68 submitted 10/27/2023)

See Addendum #2. Response date: 11/02/2023

 

Specification No. Division I General Provisions
Bid item description 3 states that the GC need to demo Asbestos Concrete Pipe. I could not find where that pipe is located and how much does the contractor need to demo, cut or abate. Please advise. (RFC 2313-69 submitted 11/1/2023)

See RFC 2313-20. Response date: 11/13/2023

 

Proposal 13 is now required with the bid. With quotes & final pricing not complete till the closing minutes of a bid, listing all DBE quotes received, selection reason, price difference, % of contract, etc. causes high potential for error & omissions. Please allow submittal within 5 days after bid. (RFC 2313-70 and RFC 2313-71 submitted 11/3/2023)

See Addendum #3. Response date: 11/13/2023

 

Specification No. 40500-E
PCSS Approved suppliers are referred to as per Division 00. Where do we find this specification and a list of approved PCSS system suppliers? (RFC 2313-72 submitted 11/6/2023)

See Addendum #4. Response date: 11/13/2023

 

Please clarify addendum 4. It states that a list of qualified PCSS firms will be issued 13 days before the bid date but we haven't seen any list of the web document site. It also states that qualifications must be submitted 21 days before the bid opening, but that is in only 8 days. (RFC 2313-73 submitted 11/8/2023)

The qualification requirements for the Process Control System Supplier (PCSS) have been revised with Addendum 4. The applicable requirements for the PCSS are outlined under the “REPLACE with:” section of the Special Provisions, Addendum 4, page 3 of 5. Response date: 11/13/2023

 

Can the pre-bid qualification requirement for PCSS suppliers be removed. There are already substantial qualification requirements in this section of the specifications that any potential Instrumentation and Control suppliers will need to meet. (RFC 2313-74 submitted 11/8/2023)

The qualification requirements for the Process Control System Supplier (PCSS) have been revised with Addendum 4. The applicable requirements for the PCSS are outlined under the “REPLACE with:” section of the Special Provisions, Addendum 4, page 3 of 5. Response date: 11/13/2023

 

Drawing No. 11 (sheet C2) and 20 (sheet C11) Specification No. 33 29 00 Abandonment of Existing Well
For the two well destructions, can you provide DWR well completion reports or at least information including the depths of perforated areas and casing wall thickness? (RFC 2313-75 submitted 11/8/2023)

Well completion reports are not available. The requirements of Section 33 29 00 Part 3 outline well destruction. Response date: 11/13/2023

 

Drawing No. 11 (sheet C2) and 20 (sheet C11) Specification No. 33 29 00 Abandonment of Existing Well
If not all the gravel envelope can be removed from the annulus after puncturing the casing then would it be acceptable to abandon the well at that time? (RFC 2313-76 submitted 11/8/2023)

Abandon the well per plans and specifications. Response date: 11/13/2023

 

Drawing No. 11 (sheet C2) and 20 (sheet C11) Specification No. 33 29 00 Abandonment of Existing Well
Is well blasting an acceptable alternative well abandonment method with tremie pipe to near the bottom of the well and sand cement slurry filled up near the surface before setting of explosive charge? (RFC 2313-77 submitted 11/8/2023)

Abandon the well per plans and specifications. Response date: 11/13/2023

 


Bid Item #11 & #42 Explanation of Bid Items calls for mow strip at new fence but no mow strip detail shown? Is mow strip required? (RFC 2313-78 submitted 11/9/2023)

See Addendum 5. Mow strip is not required. Response date: 11/13/2023

 

Drawing No. C3
On plan sheet C3, Keynotes call for a Swale but detail on plan sheet CD4 shows it made out of Agg Base, Is it Concrete or Agg Base? (RFC 2313-79 submitted 11/9/2023)

The portion of the swale west of the eastern access gate shall be constructed according to the grades and elevations shown on Sheet C3 and per Detail 5 on Sheet CD4. The portion of the swale east of the eastern access gate shall be constructed according to the grades and elevations shown on Sheet C3 and per Detail 5 on Sheet CD4, however aggregate base is not required east of the access gate. Response date: 11/13/2023

 

Drawing No. C12
On plan sheet C12, Keynotes call for a DW Concrete Paving, but no bid item for Concrete Paving? Not even in the Explanation of Bid Items. (RFC 2313-80 submitted 11/9/2023)

Refer to Bid Items 25 and 53. Response date: 11/13/2023

 

Drawing No. C16
On plan sheet C16, Keynotes call for a DA but plans show it as Agg Base. Which is it, Concrete or Agg Base? And if Concrete there's no detail like other DA on this project. (RFC 2313-81 submitted 11/9/2023)

Construct drive approach per Sheet C16 with aggregate base Response date: 11/13/2023

 

The detail for Manganese Concrete Foundation at site 30 & 32 shows no rebar? Doesn't sound right since all other Foundations have rebar? Is rebar required for these foundations? (RFC 2313-82 submitted 11/9/2023)

See Addendum 5. See revised Sheet G2-2, TD1-1 and TD3-1. Response date: 11/13/2023