07.23_Amendments_to_Specifications.pdf

Wormley Creek New Work and Maintenance Dredging FY 2017 Amendment to Specifications

Solicitation W91236-17-B-0007

1. Specifications Section 01 22 00, Paragraph 1.4 UNIT PRICE PAYMENT ITEMS

DELETE Paragraph Header “1.4.3 Payment Item No. 0005 Maintenance and New Work Dredging Wormley (-7 feet MLLW) Shoreline Placement” ADD Paragraph Header “1.4.3 Optional Payment Item No. 0005 Maintenance and New Work Dredging Wormley (-7 feet MLLW) Shoreline Placement”

2. Specifications Section 01 22 00, Paragraph 1.4 UNIT PRICE PAYMENT ITEMS

DELETE Paragraph Header “1.4.4 Payment Item No. 0006 Maintenance and New Work Dredging Wormley (-7 feet MLLW) Wolf Trap Alternate Overboard Placement Site” ADD Paragraph Header “1.4.4 Optional Payment Item No. 0006 Maintenance and New Work Dredging Wormley (-7 feet MLLW) Wolf Trap Alternate Overboard Placement Site”

3. Specifications Section 35 20 23, Paragraph 1.24 CHARACTER OF MATERIALS

Delete First Sentence “The material to be removed is the shoaling that has occurred since the Channel was last dredged.”

Replace First Sentence with “The material to be removed is the shoaling that has occurred since the Channel was last dredged and new work dredge material.”

4. Specifications Section 35 20 23, Paragraph 1.24 CHARACTER OF MATERIALS An excerpt of the final report for Evaluation of Dredged Material, Wormley Creek Channel is added to the specifications by amendment. The excerpts include available geotechnical information which provides a general characterization of the maintenance and new work dredge material anticipated to be encountered during dredging and dredged material placement operations. Excerpt document is titled “Exhibit 1 Available Geotechnical Information Wormley Creek.pdf”.

5. Specifications Section 35 20 23, Paragraph 3.1.6 REMOVABLE PIERS A document with images demonstrating the BFC Turning/Boat Basin at USCG Training Center Yorktown located in Yorktown, Virginia is added to the specifications by amendment. The images within the document show the turning basin and floating dock system. Added document is titled “Exhibit 2 Floating Docks Turning Basin Wormley Creek.pdf”.

6. Specifications Section 01 57 20 ENVIRONMENTAL PROTECTION Permit NAO-2014-

1391/VMRC# 15-V0075

ADD modification to permit NAO-2014- 1391/VMRC# 15-V0075. Permit modification document is titled “Exhibit 3 NAO_2014_1391 Permit Mod.pdf”.

7. Specifications Section 01 57 20 ENVIRONMENTAL PROTECTION VMRC Permit #2015- ADD modification to permit VMRC #2015-0075. Permit modification document is titled “Exhibit 4 VMRC_2015-0075 Permit Mod.pdf”.