Amnd 0002 20R6005.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

1. CONTRACT ID CODE

2. AMENDMENT/MODIFICAITON NO. 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQ. NO. 5. PROJECT NO. (If applicble)

7. ADMINISTERED BY (If other than Item 6) CODE

STANDARD FORM 30 (REV. 10-83)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICIATION NO.

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NO.

10B. DATED (SEE ITEM 11)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended, is not extended.

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

(a)By completing items 8 and 15, and returning copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment your desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPIRATION DATA (If required)

13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER

NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15C. DATE SIGNED

15A. NAME AND TITLE OF SIGNER (Type or print)

16C. DATE SIGNED

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

PAGE OF PAGES

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

NSN 7540-01-152-8070

Previous edition unusable

Mill and Overlay Damaged Roads and Pavement Solicitation N6247020R6005 Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

Block 14. DESCRIPTION OF AMENDMENT (cont.)

A. This amendment provides the Government’s responses to preaward inquiries:

Date Submitted

REFERENCE QUESTION GOVERNMENT RESPONSE

Page Section Para.

6/10/2020 CD302 WO #6978542 On Sheet CD302 of the Access, Range and MCX Drawings, in the upper-left corner of the plan, it indicates "MILL

ASPHALT TO 2" DEPTH, TYP."

It also indicates to "REMOVE

ASPHALT PAVEMENT WITHIN

SAWCUT LIMITS, TYP." Please indicate which pavement application is to be used.

Refer to revised drawing

no. 12815476 (CD302) dated 6/23/2020.

6/11/2020 34 90 00 1.3 The spec is asking for detailed wiring diagrams for communication and interconnection. Please define what communication is being referred to; can an example of any communication diagrams be provided as a reference?

Refer to revised specification 34 90 00 dated 6/23/2020.

6/11/2020 34 90 00 Will the new signals need to be interconnected for communication and if so what type of communication is going to be required?

Refer to revised specification 34 90 00 dated 6/23/2020.

6/11/2020 34 90 00 If communication between signals is required, who will be responsible for setting up the Traffic Management Center?

Refer to revised specification 34 90 00 dated 6/23/2020.

6/11/2020 34 90 00 1.2.4 Please clarify what is meant by upgrade or replace existing traffic signal displays. Does this mean the LED or the whole head?

Refer to revised specification 34 90 00 dated 6/23/2020.

6/11/2020 34 90 00 3.5 Conflict Monitor testing, Is the spec asking for testing of all existing monitors for all existing signals or is it just wanting the test reports on the new cabinets that are to be installed?

Submit Proposals in accordance with RFP, Specifications, Drawings, and all Amendments.

Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

6/11/2020 34 90 00 Are there any special phasing or external restrictions on the traffic signal work. Is it limited to nights/weekends. Is it limited by other work on base?

Refer to revised specification 34 90 00 dated 6/23/2020.

6/11/2020 34 90 00 2.16 The Seimens 2070E controller is not on the NC DoT QPL. The SEPAC software does not operate with any controllers currently on the QPL. Seimens will provide a new 2070LX with a compatible version of Tactics. Please confirm the 2070LX will be an acceptable alternate to the 2070E?

Refer to revised specification 34 90 00 dated 6/23/2020.

6/11/2020 34 90 00 In Attachment A there is the suggestion that that there is fiber connected to the controller. We don't believe there is any fiber used on the signal control system on base.

Please confirm if there is a fiber system on site or if the dial up system is still in use.

Refer to revised specification 34 90 00 dated 6/23/2020.

6/11/2020 31 23 00 1.7 Paragraphs 1.7 and 1.8 indicate there is a strong possibility of encountering contaminated soils or groundwater during work on this contract. Consistent with many recent bids at MCAS Cherry Point, please revise the bid form to include unit price CLINs and provide stipulated quantities for: Removal & Replacement of Potentially Impacted Soils, Removal & Treatment of PFAS Contaminated Groundwater, and Removal & Replacement of Geotechnically Unsuitable Subgrade Soils.

Submit Proposals in accordance with RFP, Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

6/10/2020 CD302 WO #6978542 On Sheet CD302 of the Access, Range and MCX Drawings, in the upper-left corner of the plan, it indicates "MILL

ASPHALT TO 2" DEPTH, TYP."

It also indicates to "REMOVE

ASPHALT PAVEMENT WITHIN

SAWCUT LIMITS, TYP." Please indicate which pavement application is to be used.

Duplicate comment, see response above.

6/11/2020 34 90 00 1.3 The spec is asking for detailed wiring diagrams for communication and interconnection. Please define what communication is being referred to; can an example of any communication diagrams be provided as a reference?

Duplicate comment, see response above.

6/11/2020 34 90 00 Will the new signals need to be interconnected for communication and if so what type of communication is going to be required?

Duplicate comment, see response above.

6/11/2020 34 90 00 If communication between signals is required, who will be responsible for setting up the Traffic Management Center?

Duplicate comment, see response above.

6/11/2020 34 90 00 1.2.4 Please clarify what is meant by upgrade or replace existing traffic signal displays. Does this mean the LED or the whole head?

Duplicate comment, see response above.

6/11/2020 34 90 00 3.5 Conflict Monitor testing, Is the spec asking for testing of all existing monitors for all existing signals or is it just wanting the test reports on the new cabinets that are to be installed?

Duplicate comment, see response above.

6/11/2020 34 90 00 Are there any special phasing or external restrictions on the traffic signal work. Is it limited to nights/weekends. Is it limited by other work on base?

Duplicate comment, see response above.

Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

6/11/2020 34 90 00 2.16 The Seimens 2070E controller is not on the NC DoT QPL. The SEPAC software does not operate with any controllers currently on the QPL. Seimens will provide a new 2070LX with a compatible version of Tactics. Please confirm the 2070LX will be an acceptable alternate to the 2070E?

Duplicate comment, see response above.

6/11/2020 34 90 00 In Attachment A there is the suggestion that that there is fiber connected to the controller. We don't believe there is any fiber used on the signal control system on base.

Please confirm if there is a fiber system on site or if the dial up system is still in use.

Duplicate comment, see response above.

6/11/2020 31 23 00 1.7 Paragraphs 1.7 and 1.8 indicate there is a strong possibility of encountering contaminated soils or groundwater during work on this contract. Consistent with many recent bids at MCAS Cherry Point, please revise the bid form to include unit price CLINs and provide stipulated quantities for: Removal & Replacement of Potentially Impacted Soils, Removal & Treatment of PFAS Contaminated Groundwater, and Removal & Replacement of Geotechnically Unsuitable Subgrade Soils.

Duplicate comment, see response above.

6/15/2020 CR102 WO#:6978583 Sheet CR102 calls for a Full Depth Asphalt Pavement Section from approximately STA 32+50 to STA 33+25. The Roadway Details on sheet CR901 call for Typical Section No. 1, which a 2" mill and overlay, between these stations. Please confirm which Typical Section is to be used here.

Refer to revised drawing

no. 12815367 (CR901) dated 6/23/2020.

Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

6/15/2020 CR204 WO#:

6978542

Sheet CR204 calls for a Full- Depth Asphalt Section from approximately STA 127+75 to STA 128+25. The Roadway Details on sheet CR901 call for Typical Section No. 1, which a 2" mill and overlay, between these stations. Please confirm which Typical Section is to be used here.

Refer to revised drawing

no. 12815488 (CR204) and 12815501 (CR901) dated 6/23/2020.

6/15/2020 CR901 WO#:

6978542

Sheet CR901 shows a 2' paved shoulder for both Typical Section 2 and Typical Section

3. Please confirm that the same pavement structure is to be used for both the full depth repair of the exisitng roadway and the 2' paved shoulders for each Typical Section.

Refer to revised drawing

no. 12815501 (CR901) dated 6/23/2020.

6/15/2020 5 32 16 19 6 The specifications state that Curb & Gutter is to be installed on top of Aggregate Base Course equal in bearing quality to the subgrade under the adjacent pavement.

Please confirm the depth at which Aggregate Base Course under Curb & Gutter in roadway sections that are to be milled and overlayed is supposed to be installed.

Refer to revised drawing

no. 12815368 (CR902) and 12815502 (CR902) dated 6/23/2020.

6/15/2020 TC002

CR901

WO#:

6978542

In Phase II and Phase III it states that Range Road and Access Road should be milled and resurfaced up to but not including the final layer of Surface Course. Typical Section No. 1 for both Range Road and Access Road on sheet CR901 only shows a 2" lift of S9.5C. Please clarify if one lift or two lifts will be placed on Range Road and Access Road.

Refer to revised CD- and CR- series drawings (12815462-12815473, 12815479-12815491, 12815501-12815502)

Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

6/15/2020 CG302

CR302

WO# 6798542 The Grading, Drainage and Erosion control plans depict finish grade contours while the roadway plans call for a 2" overlay. No profile sheets are provided for the example cited and therefore no finish grade geometry. Can you confirm that paving to finished grade is only required when a finished grade profile is provided in the plans?

Submit Proposals in accordance with RFP, Specifications, Drawings, and all Amendments.

6/15/2020 TC002

CR901

WO#:

6978583

On TC002 it states that all roads should be milled and resurfaced up to but not including the final layer of Surface Course. Typical Section No. 1 for for these roads on sheet CR901 only shows a 2" lift of S9.5C. Please clarify if one lift or two lifts will be placed on Range Road and Access Road.

Refer to revised CD- and CR- series drawings (12815347 - 12815368) dated 6/23/2020.

CR901 WO#:

6978542

CR901 calls for density testing on the subgrade and aggregate base course in the MACS2 and MCX parking lots to be modified proctor. All of the work in the rest of the Work Order is to be done per NCDOT specifications. Please advise if NCDOT specifications are accepable in the MACS2 and MCX parking lots.

Submit Proposals in accordance with RFP, Specifications, Drawings, and all Amendments.

WO#: 6978542 & WO#: 6978583 For all full depth pavement structures, can it be assumed that there will be no undercut required on the existing subgrade, past the depth required to accommodate the new pavement structure, prior to placing new aggregate base course.

Submit Proposals in accordance with RFP, Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

CR301,

CR302,

CR303

CR304

WO#:

6978542

Do the Roadway Plans for the MCX parking lot depict all of the new curb and gutter that is to be intalled? The quanitity that is depicted on the plans does not appear to be enough to accommodate that parking lot.

Submit Proposals in accordance with RFP, Specifications, Drawings, and all Amendments.

TC003

TC004

WO#:

6978542

Will the conctractor be held to the phasing time restrictions and work durations per the Phasing Plan for the MCX parking lot on sheets TC003 and TC004. The work durations are unrealistic for the amount of work required for each phase.

Refer to revised drawing

no. 12815534 (TC003) dated 6/23/2020.

CR201,

CR202,

CR203,

CR204

WO#:

6978542

Please confirm the existing and proposed widths of the Asphalt Running Trail along Range Road. The plans do not represent what was observed on site.

Refer to revised drawing

no. 12815501 (CR901) dated 6/23/2020.

TC002 WO#:

6978542

Will the contractor be held to the phasing plan and durations on sheet TC002.

Refer to revised drawing

no. 12815533 (TC002) dated 6/23/2020.

CR204,

CR205,

CR206,

CR207

WO#:

6978542

Is it acceptable to place B25.0C asphalt in lieu of aggregate base course for the 2' widening along Range Road?

Refer to revised drawing

no. 12815501 (CR901) dated 6/23/2020.

CR204,

CR205,

CR206,

CR207

WO# 6798542 Will density testing be required on the 2' widening along Range Road?

Submit Proposals in accordance with RFP, Specifications, Drawings, and all Amendments.

CR901,

CR902

WO#:

6978583

Sheet CR902 calls for 2' 6" Curb and Gutter with a 7" face. Typical Section No. 3 on sheet CR901 calls for 6" of asphalt on top of 12" of aggregate base course. If constructed per these details, this will leave a 1" difference between the top of pavement and the top of the face of the curb.

Refer to revised drawing

no. 12815367 (CR901)

Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

B. Replace the following NAVFAC Drawing numbers and Attachments:

Core Area drawings and attachments REVISED:

12815335

12815347 12815348 12815349 12815350 12815351 12815352 12815353 12815354 12815355 12815356 12815357 12815358 12815359 12815360 12815361 12815362 12815363 12815364 12815365 12815366 12815367 12815368 12815415 12815418 12815421 12815425 12815429

34 90 00 Core Area

Repair Roads Pavement Access MCX Drawings and Attachments REVISED:

12815442

12815462 12815463 12815464 12815465 12815466 12815467 12815468 12815469 12815470 12815471 12815472

Marine Corps Air Station Cherry Point, North Carolina Amendment 0002

12815473 12815475 12815476 12815479 12815480 12815481 12815482 12815483 12815485 12815486 12815487 12815488 12815489 12815490 12815491 12815498 12815499 12815500 12815501 12815502 12815533 12815534 12815597 12815599 12815601 12815602 12815603 12815606 12815623 12815624

34 90 00 - Attachment A - Diagrams 34 90 00 Access Range MCX

C. All other contract terms and conditions remain unchanged.

ROICC FLORENCE CAMP LEJEUNE

1121A HAMMOND ROAD

CAMP LEJEUNE, NC 28547

N6247020R6005 Mill and Overlay Damaged road and Pavement

The date and the hour for the receipt of proposals remains 1 July 2020 no later than 2:00 pm (EDT).

See continuation page(s).