Am0002.pdf

Am #0002 - 1

DEPARTMENT OF THE ARMY

Omaha District, Corps of Engineers 1616 Capitol Avenue Omaha, Nebraska 68102-4901

:NOTICE: Failure to acknowledge : Solicitation No. W9128F 16 B 0001 :all amendments may cause rejec- :

:tion of the bid. See FAR : Date of Issue: 18 December 2015 :52.214-3 of Section 00 21 00 : Date of Opening: 20 January 2016

Amendment No. 0002 14 January 2016

SUBJECT: Amendment No. 0002 to Specifications and Drawings for Construction of Rehab Little Papillion Creek, Near Nebraska Furniture Mart, Omaha, NE Solicitation No. W9128F 16 B 0001.

TO: Prospective Bidders and Others Concerned

1. The specifications and drawings for subject project are hereby modified as follows (revise all specification indices, attachment lists, and drawing indices accordingly).

a. Specifications. (Descriptive Changes.)

(1) Section 00 21 00 Page 14, paragraph 1.29, add the following:

“The cutoff day/time for questions/comments will be January 15, 2016 at 12:00 pm (noon), after that time questions may or may not be answered due to time restraints.”

(2) Section 01 22 00.00 10,

a. Page 2, delete “PART 14 BID ITEM 14 – DEWATERING”, along with the paragraph 14 subparagraphs.

b. Page 2, renumber paragraph 15 to read 14: delete “PART 15

BID ITEM 15 –ALL REMAINING WORK (Excluding Bid Items 1 thru 15)” and substitute “PART 14 BID ITEM 14 –ALL REMAINING WORK (Excluding Bid Items 1 thru 13)”, renumber subparagraphs.

c. Page 12, delete “PART 14 BID ITEM 14 – DEWATERING” in its entirety including subparagraphs 14.1 thru 14.3.

d. Page 13, renumber paragraph 15 to read 14: delete “PART 15 BID ITEM 15 –ALL REMAINING WORK (Excluding Bid Items 1 thru 15)” and substitute “PART 14 BID ITEM 14 –ALL REMAINING WORK (Excluding Bid Items 1 thru 13)”

1. Renumber number paragraphs 15.1, 15.2 and 15.3 to read 14.1, 14.2 and 14.3.

2. Paragraph 14.1, after “asphalt” add “care of water and geotextile,”.

3. Paragraph 14.1, last line, delete “Bid Items 1 thru 14” and substitute “Bid Items 1 thru 13”

(3) Section 05 50 13 Page 3, paragraph 1.2 Submittals, under SD-

02, add the following new submittal: “Handrail fabrication and placement drawings. G-AO”

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(4) Section 05 50 13 Page 4, after paragraph 2.1.5 add the following new paragraphs:

“2.1.6 Handrails Railings

Provide railings as type specified and show, furnish, and install complete with all fittings, brackets, fasteners, sleeves, anchors, and other appurtenances as shown and as required for proper installation. Design handrails to resist a minimum concentrated load of 200 lbf in any direction at any point of the top of the rail or 50 lb/ft applied in any direction at the top of the rail, whichever is more severe.

2.1.6.1 Materials

Steel handrails, including inserts in concrete, provide steel pipe conforming to ASTM A53/A53, structural tubing conforming to ASTM A500/A500MGrade A or B of equivalent strength. Provide steel railings with1-1/2 inch nominal size.

Railings must be hot-dip galvanized. Provide all fasteners of Series 300 stainless steel or galvanized steel.

2.1.6.2 Fabrication

Rigid joints in railings must be of welded, threaded, or slip-on fittings assembly and be flush-finished. Reinforce welded joints with tight-fitting interior sleeves assembled by welding rails and posts to flush-type fittings, or by mitering and welding joining rails and posts. Exposed threads are not permitted on assembled threaded joints. Use tight fitting slip-on fittings.

Provide self-locking, concealed type fasteners for slip-on fittings.

Expansion joints in railings must be an inner-sleeved slip-joint, with one end of the sleeve secured to one rail and the ends of the adjoining rails separated a minimum of 1 inch in the installed position. Locate expansion joints in rails near the intersection of rails and posts. Make bends in railings in a manner that railings are not crushed and maintain their original cross-sectional shape. Ground welds smooth. Provide railings free of burrs, sharp corners, and sharp edges.”

b. Specifications (New and/or Revised and Reissued). Delete and substitute or add specification pages as noted below. The substituted pages are revised and reissued with this amendment.

Pages Deleted Pages Substituted or Added

00 10 00 -3 00 10 00-3

Section 05 50 13 Dewatering -----

c. Drawings (Reissued). The following drawings are revised with latest revision date of 14 January 2016, and reissued with this amendment.

(1) Sheets G-002, GI101, CG101, CG102, CG121, CG501, CG701, CG705, and CG706.

2. This amendment is a part of the bidding papers and its receipt shall be acknowledged on the Standard Form 1442. All other conditions and requirements

Am #0002 - 3 of the specifications remain unchanged. If the bids have been mailed prior to receiving this amendment, you will notify the office where bids are opened, in the specified manner, immediately of its receipt and of any changes in your bid occasioned thereby.

a. Hand-Carried Bids shall be delivered to the U.S. Army Corps of Engineers, Omaha District, Contracting Division, 1616 Capitol Avenue, Omaha, Nebraska 68102-4901.

b. Mailed Bids shall be addressed as noted in Item 8 on Page 00 10 00-1 of Standard Form 1442.

3. Bids will be received until 2:00 p.m., local time at place of bid opening, 20 January 2016.

Attachments:

Standard Form 1442 Pages 00 10 00-3 Dwgs. listed in 1.c. above

U.S. Army Engineer District, Omaha Corps of Engineers 1616 Capitol Avenue Omaha, Nebraska 68102-4901

14 January 2016

MFS/2184

00 10 00 Page 3 Am0002

BIDDING SCHEDULE

Item Estimated Unit No. Description Quantity Unit Price Amount

0001 Clearing and Grubbing 1 Job -- $________

0002 Stripping 1 Job -- $________

0003 Salvaged Slope Protection 1 Job -- $________

0004 Drainage Structure 194+50 1 Job -- $________

0005 Excavation 5,000 C.Y. $________ $________

0006 Sheetpiling

0006AA Sheetpile 01 1 Job -- $________

0006AB Sheetpile 02 1 Job -- $________

0006AC Sheetpile 03 1 Job -- $________

0007 Slope Protection

0007AA Riprap 3,000 Tons $________ $________

0007AB Spalls 1,500 Tons $________ $________

0007AC Bedding 1,500 Tons $________ $________

0008 Relief Wells 3 Ea. $________ $________

0009 Compacted Embankment 1,000 C.Y. $________ $________

0010 Topsoil 5,000 C.Y. $________ $________

0011 Gravel Surfacing 800 Tons $________ $________

0012 Seeding and Mulching 4.0 Acres $________ $________

0013 Erosion Control Protection 5,000 Sq. Ft. $________ $________

0014 All remaining work excluding Items 0001 – 0013 above 1 Job -- $________

TOTAL AMOUNT (Items 0001 through 0014) $____________

00 10 00 Page 4 Am0002

Notes:

1. Prices must be entered for all items on the schedule. Total amount submitted without prices being entered on individual items will be rejected. Extensions will be subject to verification by the Government. In case of variation between the unit price and the extension, the unit price will be considered the bid. In case of variation between individual item prices and the total amount, the individual prices will be considered the bid.

2. A modification to a bid, which provides for a single adjustment to the total amount, should state the application of the adjustment to each respective unit price and lump sum price affected. If the modification is not so apportioned, the single adjustment will be applied to the “All Remaining Work” item.

3. Reference Specification Section 01 22 00.00 10, MEASUREMENT AND PAYMENT, for additional information on proposal items.

4. Quantities for excavation, compacted embankment and seeding included on this bid sheet have been calculated by the Government. The Contractor shall be responsible for proving any discrepancy between the bid quantity and actual quantities during construction by performing before and after surveys, and submitting this information to the Government.