Amendment A002.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

1. CONTRACT ID CODE

N/A

PAGE

2. AMENDMENT/MODIFICATION NO. 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE NO. 5. PROJECT NO. (If applicable)

A002 03/11/2021 N/A See Box 14

6. ISSUED BY CODE N/A 7. ADMINISTERED BY (If other than Item 6) CODE N/A

Department of Transportation Federal Highway Administration 610 East Fifth Street Vancouver WA 98661-3801

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and Zip Code) 9A. AMENDMENT OF SOLICITATION NO.

X

69056720B000021

9B. DATED (SEE ITEM 11)

02/10/2021

10A. MODIFICATION OF CONTRACT/ORDER NO.

N/A

10B. DATED (SEE ITEM 13)

CODE: N/A FACILITY CODE: N/A

N/A

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

| X | The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers

(__ ) is extended, ( x ) 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 1 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 you 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 APPROPRIATION DATA (If required)

N/A

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS,

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

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.

N/A

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)

N/A

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

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

OR FS ERFO 2017(1)-18(6), Rogue River Repairs 2017

See page 2.

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.

15a. NAME AND TITLE OF SIGNER (Type or print) 15a. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

N/A

15B. CONTRACTOR/OFFEROR 15C. DATE SIGNED 16B. UNITED STATES OF AMERICA 16C. DATE SIGNED

BY_________________________________________ BY N/A___________________________ N/A (Signature of person authorized to sign) (Signature of Contracting Officer)

NSN 7540-01-152-8070

PREVIOUS EDITION NOT USABLE

30-105 STANDARD FORM 30 (REV. 10-83)

Prescribed by GSA

FAR (48 CFR) 53.243

Amendment No. A002, dated 03-11-2021 OR FS ERFO 2017(1)-18(6) Solicitation No. 69056720B000021 Rogue River Repairs 2017

REVISIONS ARE AS FOLLOWS:

SPECIAL CONTRACT REQUIREMENTS

Page F-10, Subsection 555.18, Erection. Deletes requirements.

Page F-12 through F-13, Subsection 565.04, Construction Plan. Revises Subsection (i).

PLANS

Plan Sheet G.6 Revise steel angle callout on sheet

ENCLOSURES

Pages:

F-10 / F-12 through F-13

Plan Sheets:

G.6

F-10

Special Contract Requirements Project: OR FS ERFO 2017(1)-18(6), Rogue River Repairs

DIVISION 550

CONSTRUCTION

Section 555. — STEEL STRUCTURES

07/20/15–FP14

Material

555.02. Add the following:

Steel H-piles 715.06

Construction Requirements

555.07 Fabrication. Delete the text of the first sentence of the first paragraph and substitute the following:

Fabricate the structural steel in a fabricating plant that is certified in SBR (Certified Bridge Fabricator - Simple) under the AISC Quality Certification Program.

555.18 Erection. Delete the second sentence of the first paragraph and substitute the following:

Use steel erectors certified under the AISC Quality Certification Program. Erect steel according to category CSE (Certified Steel Erector) under the AISC Quality Certification Program.

Measurement

555.20 Add the following:

Measure steel h-piles from the top of lagging elevation to the approved tip elevation shown in the plans.

Revised by Amendment A002

F-12 DIVISION 550

Project: OR FS ERFO 2017(1)-18(6), Rogue River Repairs

Section 565. — DRILLED SHAFTS

565.01. Add the following:

This work includes installing H-piles into drilled concrete shafts.

Material

565.02 Add the following to the material list:

Lean Concrete Backfill 614

565.03 Qualifications. Delete the Subsection and substitute the following:

Submit the following for acceptance at least 30 days before drilling for soldier piles. Acceptance of the Contractor’s personnel and installation plan does not relieve the Contractor of the responsibility for obtaining the required results in the completed work.

(a) On-site personnel. Provide an on-site professional geotechnical engineer, professional engineering geologist, or professional geologist with at least 3 years of experience in the design and construction of soldier pile walls or drilled shafts to log subsurface profiles.

(b) A résumé for each individual describing their experience on at least 5 soldier piles retaining wall projects of similar scope and complexity over the past 5 years. Include project names, locations, and contract information for project owners.

565.04 Construction Plan. Add the following:

(i) Construction sequence. Conform to the following or an approved alternate construction method. If proposing an alternative construction method, submit documents according to Subsection 104.03 at least 14 days before starting construction sequencing:

(1) Check existing conditions for conformance with the plans.

(2) Provide logs of material condition descriptions from roadway surface to bottom of drilled shafts.

(3) Suggested construction sequence as follows. following:

(a) Drill through material to “bottom of shaft” elevation as shown in the plans. It is acceptable to drill through the existing deep patch face as needed to complete the work.

(b) Install steel H-piles in drilled holes.

(c) Pour Class A concrete to “top of shaft” elevation as shown on the plans.

F-13 DIVISION 550

Project: OR FS ERFO 2017(1)-18(6), Rogue River Repairs

(d) Pour lean concrete from the “top of shaft” elevation to the “bottom of timber lagging” existing ground surface elevation as shown in the plans.

(e) Excavate existing ground in stable lift heights where needed.

(f) Remove existing rolled erosion control fabric and install geocomposite sheet drain against existing deep patch face or excavated soil face. Ensure contact of the sheet drain fabric side to deep patch aggregate for water conductivity.

(g) Excavate and install timber lagging to the elevations shown in the plans. Treat field sawn ends of timber with wood preservative prior to installation according to Section 557. Do not excavate further than 2ft below the anchor elevations and finish grade elevations shown in the plans.Provide a minimum of 1/4 inch space between lagging boards.

(h) Backfill void between existing cut/deep patch and lagging with lean concrete. Seal lagging from inside as needed to prevent visible leakage between timber lagging.

(i) Install and test ground anchors according to Section 256. Perform performance testing as shown in the plans.

(j) Fill to finished grade as shown in the plans using roadway aggregate.

565.06 Shaft Drilling. Add the following to paragraph (a).

Do not allow the orientation of the H-pile flanges to vary by more than 10 degrees.

565.07 Reinforcing Steel and Crosshole Sonic Logging (CSL) Access Tubes Placement.

Delete the Subsection.

565.09 Integrity Testing. Delete the Subsection.

565.10 Delete the Subsection (a)(3) and substitute the following.

(3) Steel H-pile will be evaluated under Section 555.

565.11. Amends as follows:

Delete the second paragraph and substitute following:

Measure drilled shafts from the top of shaft elevation to the approved tip as shown in the plans.

Do not measure portions of the shafts extending deeper than approved.

on piles 5' or more above existing ground)

(Max. 2 per pile with lower L installed 2