11-B-0005 Amendment 0002.doc

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION SF 30 - BLOCK 14 CONTINUATION PAGE

The following have been added by full text:

AMENDMENT 0002

A. CHANGES TO DRAWINGS

1. ALL PLAN SHEETS ARE AMENDED AS FOLLOWS:

Datum note had incorrect GEOID number. On each drawing at coordinate A-5, replace datum note, “GEOID 09”, with “GEOID 03”.

2. THE FOLLOWING LIST OF 111 DRAWINGS (IDENTIFIED BY SHEET ID NUMBER) ARE REVISED WITH AMENDMENT 0002. DELETE PREVIOUS VERSIONS OF THESE DRAWINGS:

G-002

G-005

G-006

G-008

G-010

G-011

B-302

B-304 thru B-322

CD-121

CD-130

CD-131

CD-132

CD-133

CD-134

CS-101

CS-104

CS-105

CS-106

CS-107

CS-108

CS-109

CS-110

CS-111

CS-116

CS-117

CS-118

CS-119

CS-120

CS-131

CS-141

CS-142

CS-143

CS-144

CS-145

CS-146

CS-147

CS-148

CS-149

CS-150

CS-157

CS-158

CS-159

CS-160

CS-163

CS-173

CS-174

CS-175

CS-176

C-303

C-304

C-305

C-306

C-307

C-308

C-309

C-319

C-320

C-321

C-322

C-503

C-507

C-611

C-612

C-613

C-614

CU-101

CU-102

CU-103

CU-104

CU-105

CU-106

CU-107

CU-108

CU-109

CU-110

CU-113

S-001

SJ-101

SJ-201

SJ-202

SJ-203

SJ-204

SJ-301

SJ-302

SJ-303

SL-103

SL-104

SL-201

SM-101

SS-501

SS-503

SS-505

SS-506

3. THE FOLLOWING DRAWINGS ARE DUPLICATED IN THE HALF SIZE DRAWING SET. HALF SIZE (11x17) PLAN SET IS AMENDED AS FOLLOWS:

a) Remove duplicate drawing M101.

b) Remove second duplicate drawing CS128. (The correct drawing should have section callouts RO and RP at coordinates C-2 and C-5 respectively.)

c) Remove first duplicate drawing CS164. (The correct drawing should not refer to the gravel compaction or subgrade compaction density at coordinate C-1)

4. THE FOLLOWING DRAWINGS WERE OMITTED IN THE HALF SIZE DRAWING SET. HALF SIZE (11x17) PLAN SET IS AMENDED AS FOLLOWS:

CS-126, CS-165 and MH-303 are added as part of this amendment.

5. THE FOLLOWING FULL SIZE DRAWINGS WERE OMITTED IN THE DRAWING SET. FULL SIZE (22x34) PLAN SET IS AMENDED AS FOLLOWS:

C-501 is added as part of this amendment.

B. SUMMARY OF SPECIFICATION CHANGES

Note: Specification deletions are shown as strikethrough, additions are shown as underlined.

SECTION 01 14 00.00 13 WORK RESTRICTIONS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “site restrictions that affect construction operations“.

b. Paragraph 1.4.2 Prehistoric Archeological Sites; Delete “1 July 2011” Insert “30 August 2011”.

c. Paragraph 1.4.4 Work sequence for Hwy 20 Gatewell Construction; Delete entire Paragraph and Title, and insert “Not Used”.

d. Add Paragraph “1.2.5 Lakewood Reach Working Hours

Working hours shall be restricted in the Lakewood Reach construction site, within 500 feet of occupied buildings, to be between the hours of 6:00 a.m. and 10:00 p.m.”

e. Paragraph 1.5 INTERIM COMPLETION DATE; Delete entire Paragraph and Insert the following “By 15 November 2011, the contractor shall complete Eagle Bend/Golf Course Reach (Entire Reach from Sta C0+00 to C98+86), Lakewood Reach (Partial Reach from D0+00 to D13+50) and North Tieback\Roberts Reach (Partial Reach from Sta E43+00 to E80+00) to an interim top of embankment elevation of 1464.2. Completion for the purposes of this paragraph shall include all demolition, utility relocations, excavation/foundation preparation, and embankment construction/slope protection to full section (slopes and full width at 1464.2) as shown on the plans. The top of the embankment at 1464.2 shall include an additional temporary cover per SECTION 32 92 19.00 13 SEEDING. The sand drain shall be inspected and any contaminated material removed when resuming construction after the completion of the interim elevation.

In the event the embankment reaches are not constructed to 1464.2 by the interim completion date, the contractor shall provide alternate temporary flood protection measures at no additional cost to the government. The contractor shall be responsible for the design, construction and removal of any temporary measures required. All designs shall be prepared and signed by a Registered Professional Engineer and submitted to the Contracting Officer for approval prior to construction of the temporary measures. Examples of temporary measures may include but are not limited to, Hesco baskets, Trap bags, and/or rock berms. If required, designs shall be submitted to the Contracting Officer by 1 November 2011 and shall provide interim flood protection to the interim elevation of 1464.2. The design shall incorporate the Contracting Officer's projected lake elevation. Temporary measures shall be placed within the limits of work and be complete by 1 April 2012.

At the following road up and over locations, both the embankment and road shall be constructed to full construction grade as shown on the plans by 15 November 2011: 1. Lakeshore Drive in Eagle Bend/Golf Course Reach 2. 46th St NE (W) and Washington Avenue in Lakewood Reach

Ditching is not required to be completed by the interim completion date. If ditching is not complete, the contractor shall provide temporary pumping where necessary to promote positive interior drainage. Temporary pumping layout shall be approved by the Contracting Officer”

f. Paragraph 3.4 BORROW AND DISPOSAL AREAS; Delete “Borrow for this project will not be allowed to come from borrow areas, that when excavated could have a negative impact on the City’s flood protection system.” and replace with the following “Borrow for this project will apply to both rock and fill, and will not be allowed to come from borrow areas, that when excavated could have a negative impact on the City’s flood protection system , see Section 35 73 13 EARTHWORK.”

SECTION 01 22 00.00 13 MEASUREMENT AND PAYMENT

a. Section is Re-issued as part of this amendment

SECTION 01 32 01.00 13 PROJECT SCHEDULE

a. Delete text beneath the SECTION TABLE OF CONTENTS title “the preparation and maintenance of the project schedule. “.

SECTION 01 33 00 SUBMITTAL PROCEDURES

a. Delete text beneath the SECTION TABLE OF CONTENTS title “procedures to be used in making submittals called for in other sections of the specifications. “.

b. Submittal Register is Re-issued to reflect changes made.

SECTION 01 35 29.00 13 SAFETY AND OCCUPATIONAL HEALTH REQUIREMENTS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “safety and occupational health requirements for the protection of Contractor and Government personnel, property and resources”.

b. Paragraph 1.5.1.1 Site Safety and Health Officer (SSHO)

1. Delete second sentence “The Contractor Quality Control (QC) person can be the SSHO on this project.” And replace with “The SSHO shall be a separate position, have no other duties, and report to the QCM.”

2. Add as the last Level 3 requirement: “A 2-year degree in Construction Safety or equivalent”.

SECTION 01 41 26.00 13 NORTH DAKOTA POLLUTANT DISCHARGE ELIMINATION SYSTEM

a. Delete text beneath the SECTION TABLE OF CONTENTS title “temporary construction measures most used in complying the Best Management Practices of the storm water pollution prevention plan as required by a NPDES Permit”.

SECTION 01 45 02.00 10 QUALITY CONTROL SYSTEM (QCS)

a. Delete text beneath the SECTION TABLE OF CONTENTS title “use of the Quality Control System (QCS) for contract monitoring and administration”.

SECTION 01 45 04.00 13 CONTRACTOR QUALITY CONTROL

a. Delete text beneath the SECTION TABLE OF CONTENTS title “Contractor Quality Control“.

b. Paragraph 1.3.2 CQC System Manager; Change paragraph as noted “The Contractor shall identify as CQC System Manager an individual within the onsite work organization who shall be responsible for overall management of CQC and have the authority to act in all CQC matters for the Contractor. The CQC System Manager shall be a person with a minimum of 5 years experience in related duties on construction work similar to this contract. This CQC System Manager shall be on the site at all times during construction and shall be employed by the prime Contractor. The CQC Manager shall have no other duties unless approved by the Contracting Officer or allowed elsewhere in the specification. The CQC System Manager shall have, as a minimum, an associate’s degree in construction management, engineering, or other appropriate construction discipline and at least five (5) years experience in related duties on projects similar in monetary size and/or scope to the project described in this solicitation, or shall have a minimum of 15 years experience in related duties on construction projects. This CQC System Manager shall be on the site at all times during the construction and shall be an employee of the prime Contractor and shall have no other duties. An alternate for the CQC System Manager shall be identified in the plan to serve in the event of the CQC System Manager's absence. The qualification requirements for the alternate shall be the same as for the designated CQC System Manager.”

c. Paragraph 3.1 GENERAL REQUIREMENTS; change paragraph as noted “The Contractor is responsible for quality control and shall establish and maintain an effective quality control system in compliance with Contract Clause 52.246-12 Inspection of Construction. The quality control system shall consist of plans, procedures, and organization necessary to produce an end product which complies with the contract requirements. The system shall cover all construction operations, both onsite and offsite, and shall be keyed to the proposed construction sequence. The site project superintendent will be held responsible for the quality of work on the job and is subject to removal by the Contracting Officer for non-compliance with the quality requirements specified in the contract. The site project superintendent in this context shall be the highest level manager responsible for the overall construction activities at the site, including quality and production. The site project superintendent shall maintain a physical presence at the site at all times, except as otherwise acceptable to the Contracting Officer, and shall be responsible for all construction and construction related activities at the site. The CQC Systems Manager will be held responsible for the quality of work on the job and is subject to removal by the Contracting Officer for non-compliance with the quality requirements specified in the contract. The CQC Systems Manager in this context shall be the highest level manager responsible for the overall construction activities at the site, including quality and production. The CQC Systems Manager shall maintain a physical presence at the site at all times, except as otherwise acceptable to the Contracting Officer, and shall be responsible for all construction and construction related activities at the site.”

SECTION 01 50 02.00 13 TEMPORARY CONSTRUCTION FACILITIES

a. Delete text beneath the SECTION TABLE OF CONTENTS title “temporary construction facilities”.

b. Paragraph 2.2.3 Utilities; Replace Item c. as follows c. Telephone and Internet. The Contractor shall be responsible for providing telephone and internet service at the Government office for the duration of the contract. Telephone service shall include a block on long distance calls. Internet service shall be high-speed (broadband) if locally availabl “c. Telephone and Internet Service. The Contractor shall be responsible for providing telephone and internet service at the Government office for the duration of the contract. Internet service shall be minimum speed of 1500 kbps. The Contractor shall install a minimum of five (5) Cat 5e jacks; location shall be as approved by the COR.”

SECTION 01 57 20.00 13 ENVIRONMENTAL PROTECTION

a. Delete text beneath the SECTION TABLE OF CONTENTS title “environment protection during construction activities”.

SECTION 01 78 02.00 10 CLOSEOUT SUBMITTALS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “as-built drawings”.

SECTION 01 78 23 OPERATION AND MAINTENANCE DATA

a. Delete text beneath the SECTION TABLE OF CONTENTS title “operation and maintenance (O&M) data normally shipped by a manufacturer at the same time as his associated piece of equipment is shipped. The requirements specified herein are intended to require those items of O&M data normally expected from the manufacturer of the associated equipment”.

SECTION 02 41 00 DEMOLITION

a. Delete text beneath the SECTION TABLE OF CONTENTS title “demolition, deconstructon, dismantling, reconditioning and disposal of existing building materials, equipment and utilities as a part of new construction or renovation work”.

b. Additions to the UTILITIES DEMOLITION TABLE:

Location

c. Paragraph 3.1.6 Demolition Buildings; Change text as indicated “The plan view drawings show removal of buildings and other structures by others, called out as Backfill Removals With Impervious Fil Removed by Others.”

d. Paragraph 3.1.3.1 General Requirements; Make the following revisions “Do not interrupt existing utilities serving occupied or used facilities, except when authorized in writing by the Contracting Officer. Do not interrupt existing utilities serving facilities occupied and used by the Government, except when approved in writing and then only after temporary utility services have been approved and provided.

All excavations for utility removal within 30 feet of existing embankment must use trench boxes or similar bracing as approved by the Contracting Officer. Sloping excavations will not be allowed in order to limit the length of excavation. Excavations perpendicular from the toe of the levee will be sloped at 1.5 H to 1 V with sides braced.

Utility removals include removal of all associated valves, fittings, manholes, any other utility appurtenances, and any bedding materials and any utility associated fill materials, and any other materials associated with utility lines. Backfill utility excavations with select impervious fill compacted to the density of the surrounding soils. at least 95 Percent of the Standard Proctor density.”

SECTION 03 11 13.00 10 STRUCTURAL CONCRETE FORMWORK

a. Delete text beneath the SECTION TABLE OF CONTENTS title “formwork for cast-in-place concrete and will be used with Section 03 31 00.00 10 CAST-IN-PLACE STRUCTURAL CONCRETE. Formwork for architectural cast-in-place concrete is specified in Section 03 33 00 CAST-IN-PLACE ARCHITECTURAL CONCRETE.”

SECTION 03 15 13.00 10 EXPANSION JOINTS, CONTRACTION JOINTS, AND WATERSTOPS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “expansion joints, contraction joints and waterstops used in concrete construction. This guide will be used in conjunction with Section 03 31 00.00 10 CAST-IN-PLACE STRUCTURAL CONCRETE.”

SECTION 03 20 01.00 10 CONCRETE REINFORCEMENT

a. Delete text beneath the SECTION TABLE OF CONTENTS title “concrete reinforcement, including welded wire fabric, for building construction.”

SECTION 03 22 70.01 CONTROLLED LOW-STREGNTH MATERIAL (CLSM)

a. Delete text beneath the SECTION TABLE OF CONTENTS title “projects involving amounts of concrete less than 380 cubic meters (500 cubic yards).”

SECTION 03 22 70 LIGHTWEIGHT FLOWABLE FILL

a. Delete text beneath the SECTION TABLE OF CONTENTS title “projects involving amounts of concrete less than 380 cubic meters (500 cubic yards).”

SECTION 03 31 00.00 10 CAST-IN-PLACE STRUCTURAL CONCRETE

a. Delete text beneath the SECTION TABLE OF CONTENTS title “cast-in-place concrete materials, mixing, placement, and finishes.”

b. Paragraph 2.3.3 Sources; Delete “The aggregate sources listed in SECTION 35 73 13 for concrete aggregates have been tested and at the time testing was performed were capable of producing materials of a quality required for this project provided suitable processing is performed.” Insert “The concrete aggregate sources listed below have been tested and at the time testing was performed were capable of producing materials of a quality required for this project provided suitable processing is performed.”

Insert Table

SECTION 04 20 00 MASONRY

a. Delete text beneath the SECTION TABLE OF CONTENTS title “reinforced and nonreinforced masonry.”

SECTION 05 21 16 LONGSPAN STEEL JOIST FRAMING

a. Delete text beneath the SECTION TABLE OF CONTENTS title “deep longspan steel joist framing and accessories.”

SECTION 05 30 00 STEEL DECKS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “steel floor and roof decks, including accessories.”

SECTION 05 50 14 STRUCTURAL METAL FABRICATIONS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “general workmanship applicable to the fabrication, assembly and testing of various items of metalwork and machine work.”

SECTION 05 50 15 CIVIL WORKS FABRICATIONS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “providing all equipment, materials, and labor for fabricating, furnishing, and installing miscellaneous metal materials, standard metal articles, and shop fabricated items for Civil Works type structures.”

SECTION 06 10 00 ROUGH CARPENTRY

a. Delete text beneath the SECTION TABLE OF CONTENTS title “framing, grounds, nailers, blocking, and sheathing of light wooden structures and includes the use of preassembled components and plastic lumber.”

SECTION 07 11 13 BITUMINOUS DAMPROOFING

a. Delete text beneath the SECTION TABLE OF CONTENTS title”bituminous dampproofing to resist passage of moisture/water in the absence of hydrostatic pressure. It is intended to be used where protection is requireda gainst ingress of water by capillary action resulting from occasional exposure to moisture or where reduced transfer of water vapor through the surface is necessary.”

SECTION 07 22 00 ROOF DECK INSULATION

a. Delete text beneath the SECTION TABLE OF CONTENTS title “insulation materials used below built-up roofing and single ply roofing systems.”

SECTION 07 41 13 ALUMINUM ROOF PANELS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “both factory color and mill finish aluminum or steel non-structural metal roofing.”

SECTION 07 60 00 FLASHING AND SHEET METAL

a. Delete text beneath the SECTION TABLE OF CONTENTS title “flashing and sheet metal work including gutters and downspouts, scuppers, splash pans, and sheet metal roofing.”

SECTION 07 72 00 ROOF VENTILATORS, GRAVITY TYPE

a. Delete text beneath the SECTION TABLE OF CONTENTS title “gravity-type roof ventilators including stationary, turbine, and ridge types.”

SECTION 07 92 00 JOINT SEALANTS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “sealants for normal building construction.”

SECTION 08 11 13 STEEL DOORS AND FRAMES

a. Delete text beneath the SECTION TABLE OF CONTENTS title “steel doors and frames.”

SECTION 08 34 19.10 20 OVERHEAD ROLL-UP DOORS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “rolling service doors, rolling fire doors and minimum glazing Requirements for antiterrorism force protection (ATFP) in accordance to UFC 4-010-01.”

SECTION 08 71 00 DOOR HARDWARE

a. Delete text beneath the SECTION TABLE OF CONTENTS title “finish hardware for permanent structures.”

SECTION 08 91 00 METAL WALL LOUVERS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “average metal wall louvers, metal louvers in wood doors, screens and frames, and accessories.”

SECTION 10 14 01 EXTERIOR SIGNAGE

a. Delete text beneath the SECTION TABLE OF CONTENTS title “common types of exterior signs, dimensional building letters, and metal plaques.”

SECTION 22 06 00 PUMP DISCHARGE PIPELINES AND VALVES

a. Delete text beneath the SECTION TABLE OF CONTENTS title “above and below grade liquid process piping located both inside and outside of treatment plants.”

b. Paragraph 2.1.4 Corrosion Control; Add sentence to end of paragraph as follows "All ductile iron pipe and fittings and valves within the pump station shall be fusion bonded epoxy coated."

SECTION 22 22 22 SUBMERSIBLE PUMPING EQUIPMENT

a. Paragraph 2.1.3, Service Availability, Delete “within 300 miles” and Replace with “within 500 miles”.

SECTION 23 00 00 AIR SUPPLY, DISTIRBUTION, VENTILATION, AND EXHAUST SYSTEMS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “air supply, distribution, ventilation, and exhaust portions of an HVAC system.”

SECTION 23 82 46 ELECTRIC UNIT HEATERS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “electric unit heaters.”

SECTION 26 00 00.00 20 BASIC ELECTRICAL MATERIALS AND METHODS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “electrical general requirements, complete.”

SECTION 26 20 00 INTERIOR DISTRIBUTION SYSTEM

a. Delete text beneath the SECTION TABLE OF CONTENTS title “procurement, installation, and testing of electrical wiring systems for construction projects.”

SECTION 26 24 19.00 40 MOTOR CONTROL CENTERS (LAKEWOOD PUMP STATION ONLY)

a. Delete text beneath the SECTION TABLE OF CONTENTS title “motor control centers and switchboards by formal advertising, using a SUPPLY-type contract.”

SECTION 26 24 19.01 PUMP CONTROLS FOR LAKEWOOD PUMP STATION

a. Delete text beneath the SECTION TABLE OF CONTENTS title “pump contorls by formal advertising, using a SUPPLY-type contract.”

SECTION 26 24 19.02 PUMP CONTROLS FOR HIGHWAY 20 PUMP STATION

a. Delete text beneath the SECTION TABLE OF CONTENTS title “pump contorls by formal advertising, using a SUPPLY-type contract.”

SECTION 26 41 00.00 40 LIGHTNING PROTECTION SYSTEM

a. Delete text beneath the SECTION TABLE OF CONTENTS title “lightning protection systems for nonordnance naval facilities, systems and installation, buildings, and other structures.”

SECTION 31 11 00 CLEARING AND GRUBBING

a. Delete text beneath the SECTION TABLE OF CONTENTS title “clearing and grubbing.”

SECTION 32 11 16.00 13 AGGREGATE BASE COURSE AND AGGREGATE SURFACE COURSE

a. Delete text beneath the SECTION TABLE OF CONTENTS title “graded aggregate base course.”

Paragraph 3.9.1 Requirements; Insert as last sentence “See table PLACEMENT & COMPACTION REQUIREMENTS FOR FILL at the end of Section 35 73 13 EARTHWORK.”

SECTION 32 12 17 HOT MIX BITUMINOUS PAVEMENT

a. Delete text beneath the SECTION TABLE OF CONTENTS title “hot-mix asphalt pavement for leveling, binder, and wearing courses using virgin materials.”

SECTION 32 31 13.53 CHAIN-LINK FENCES AND GATES

a. Delete text beneath the SECTION TABLE OF CONTENTS title “chain link fence for high security applications.”

SECTION 32 92 19.00 13 SEEDING

a. Delete text beneath the SECTION TABLE OF CONTENTS title “installing seed.”

SECTION 33 05 23.13 UTILITY HORIZONTAL DIRECTIONAL DRILLING

a. Delete text beneath the SECTION TABLE OF CONTENTS title “directional drilling systems, equipment, piping and procedures.”

SECTION 33 11 01 WATER DISTRIBUTION

a. Delete text beneath the SECTION TABLE OF CONTENTS title “potable and nonpotable (raw water and sea or salt water) systems.”

SECTION 33 30 00 SANITARY SEWERS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “piping and appurtenant structures for an exterior sanitary sewer system.”

SECTION 33 32 13.13 DUPLEX PACKAGED SEWAGE LIFT STATIONS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “furnishing and installing a package-type underground wet well type sewage-lift station.”

SECTION 33 40 00.01 STORM DRAINAGE UTILITIES

a. Delete text beneath the SECTION TABLE OF CONTENTS title “storm drainage piping systems using concrete, clay, steel, ductile iron, aluminum, polyvinyl chloride (PVC), and polyethylene (PE) pipe.”

b. Paragraph 1.2 SUBMITTALS, SD-03 Product Data, add “Drop Inlets” to the list of submittals’ under Pipe for Culverts and Storm Drains.

SECTION 33 40 00 SAND TRENCH DRAIN

a. Delete text beneath the SECTION TABLE OF CONTENTS title “storm drainage piping systems using concrete, clay, steel, ductile iron, aluminum, polyvinyl chloride (PVC), and polyethylene (PE) pipe.”

SECTION 33 50 00 SLUICE GATES AND OPERATORS

a. Delete text beneath the SECTION TABLE OF CONTENTS title “place scope here.”

SECTION 35 31 19.00 13 SLOPE PROTECTION

a. Delete text beneath the SECTION TABLE OF CONTENTS title “stone used for scour protection and filters.”

SECTION 35 35 27 SOIL-BENTONITE (S-B) SLURRY TRENCH

a. Delete text beneath the SECTION TABLE OF CONTENTS title “constructing a soil-bentonite slurry trench at both conventional and hazardous waste projects.”

b. Paragraph 3.2 WORKING SURFACE; Delete entire paragraph and Replace with the following “Slurry trench construction shall be accomplished from the working surface prior to the addition of riprap. The Contractor shall not lower the top of embankment below its current elevation to facilitate his operations as this is the primary line of flood protection. If the Contractor's operations require a wider working surface, the reason for the change shall be submitted. If approved, a wider working surface may be constructed at no additional cost to the Government. Working surface material and compaction requirements are described in SECTION 35 73 13 EARTHWORK.

In the event that the static ground water table is encountered at a depth of 3.0 feet or less below the designated working surface, at the direction of the Contracting Officer, raise the working surface to a height of 3 feet above the measured static ground water level with approved fill material. The newly constructed working surface shall be utilized as the basis for measurement for payment. Fill placed to provide the working surface and which will become a part of the permanent embankment shall be in accordance with applicable provisions of the Embankment section in Section 35 73 13 EARTHWORK.”

c. Paragraph 3.4.1 Slurry Placement; Delete entire paragraph and Replace with the following “Introduce slurry into the trench at the time excavation begins. The level of the slurry in open trenches shall be maintained at no more than 2 feet below the top of the working surface until the placement of S-B backfill is complete. If the density or sand content of the slurry in the trench does not conform to the standards specified in Table 1, the excess solids shall be removed from the slurry using approved methods or the slurry shall be replaced with fresh slurry. Slurry shall not be diluted by surface water. Conditioning of the slurry may require recirculation through a shaker screen or the addition of approved additives. Provide sufficient personnel, equipment, slurry storage areas, and prepared slurry materials ready to raise the slurry level at any time in the excavated trench.”

SECTION 35 60 00 COFFERDAM

a. Delete text beneath the SECTION TABLE OF CONTENTS title “scope.”

SECTION 35 73 13 EARTHWORK

a. Section is Re-issued as part of this amendment.

b. Add the following Table at the end of the re-issued Section 35 73013 EARTHWORK.

PLACEMENT & COMPACTION REQUIREMENTS FOR FILL

SECTION 41 22 13.14 BRIDGE CRANES, OVERHEAD ELECTRIC, TOP RUNNING

a. Delete text beneath the SECTION TABLE OF CONTENTS title “top running overhead electric traveling (OET) cranes with top running bridges and trolleys, Crane Manufacturers Association of America (CMAA) 70 Class A, B and C and with capacities less than.”

SECTION 00 01 00 - SOLICITATION CONTRACT FORM

The required response date/time has changed from 21-Mar-2011 02:00 PM to 24-Mar-2011 02:00 PM.

The required performance has changed from Devils Lake City, Ramsey County, North Dakota.The Devils Lake Flood Risk Management Phase 3 Embankments construction project will provide flood protection to the city of Devils Lake, ND. The contractor will be required to furnish all plant, labor, material and equipment to raise and extend the existing embankments along Devils Lake from elevation 1461.2 to a minimum construction grade of 1467.2 (construction grade varies by reach). Phase 3 consists of the Airport Reach (10,000 feet of new and existing embankment and road), Golf Course/Eagle Bend Reach (9,885 feet of existing embankment), Lakewood Reach (6,200 feet of new embankment), North Tieback/Roberts Reach (8,689 feet of new and existing embankment), and East End Reach (4,600 feet of new embankment). Approximately 5,600 feet of the Airport Reach will be an Option (Option 1) and the entire Lakewood Reach will be an Option (Option 2). (Description continued on 1442 Box 10 Continuation Page.) The estimated price range for this requirement is between $25,000,000 and $100,000,000. The North American Industry Classification System (NAICS) code is 237990 with a small business size standard of $33.5 million. The solicitation is issued as an Invitation for Bid (IFB) and is 100% set-aside for small business concerns.

To Devils Lake City, Ramsey County, North Dakota.The Devils Lake Flood Risk Management Phase 3 Embankments construction project will provide flood protection to the city of Devils Lake, ND. The contractor will be required to furnish all plant, labor, material and equipment to raise and extend the existing embankments along Devils Lake from elevation 1461.2 to a minimum construction grade of 1467.2 (construction grade varies by reach). Phase 3 consists of the Airport Reach (9,600 feet of new and existing embankment and road), Golf Course/Eagle Bend Reach (9,885 feet of existing embankment), Lakewood Reach (6,200 feet of new embankment), North Tieback/Roberts Reach (8,689 feet of new and existing embankment), and East End Reach (4,600 feet of new embankment). Airport Reach is Option 1, Lakewood Reach is Option 2, North Tieback & East End Reach is Option 3, and Roberts Reach will be Option 4. (Description continued on 1442 Box 10 Continuation Page.) The estimated price range for this requirement is between $25,000,000 and $100,000,000. The North American Industry Classification System (NAICS) code is 237990 with a small business size standard of $33.5 million. The solicitation is issued as an Invitation for Bid (IFB) and is 100% set-aside for small business concerns..

The following have been modified:

1442 BOX 10 CONTINUATION PAGE

The project also includes construction of two interior drainage pump stations (Lakewood and HWY 20), demolition of two existing interior drainage pump stations (Eagle Bend and a portion of HWY 20), utility relocations and roadway construction. Lakewood pump station will have a capacity of 20,000 gpm, while HWY 20 will have a capacity of 5,000 gpm. Cofferdams will be required to construct the Lakewood Pump Station area, and a portion of the North Tieback Reach.

SECTION 00 10 00 - BIDDING SCHEDULE/INSTRUCTIONS TO BIDDERS

The following have been added by full text:

52.211-5000

EVALUATION OF SUBDIVIDED ITEMS (MAR 1995)--EFARS

Item Nos. 0010, 0011, 0012, 0013, 0014, 0015, 0016, 0017, 0018, 0021, 0022, 0023, 0024, 1005, 1006, 1007, 1008, 1009, 1012, 1013, 1014, 2009, 2010, 2011, 2012, 2013, 2017, 2018, 2019, 2020, 2021, 2022, 3007, 3008, 3009, 3010, 3011, 3014, 3015, 3016, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4014, 4015, and 4016, are subdivided into two or more estimated quantities and are to be separately priced. The Government will evaluate each of these items on the basis of total price of its sub-items.

(End of provision)

SECTION 00 70 00 - CONTRACT CLAUSES

The following have been modified:

52.211-10 COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK (APR 1984) - ALTERNATE I (APR 1984)

The Contractor shall be required to (a) commence work under this contract within 10 calendar days after the date the Contractor receives the notice to proceed, (b) prosecute the work diligently, and

(c)(1) by 15 November 2011, the contractor shall complete Eagle Bend/Golf Course Reach (Entire Reach from Sta C0+00 to C98+86), Lakewood Reach (Partial Reach from D0+00 to D13+50) and North Tieback\Roberts Reach (Partial Reach from Sta E43+00 to E80+00) to an interim top of embankment elevation of 1464.2.

In the event an interim top of embankment elevation of 1464.2 cannot be completed by 15 November 2011 for the above portions of work, , the contractor shall provide alternate temporary flood protection measures at no additional cost to the government. (See SECTION 01 14 00.00 13, Part 1.5) (c)(2) complete the entire work ready for use not later than 30 November, 2012. The time stated for completion shall include final cleanup of the premises.

The completion date is based on the assumption that the successful offeror will receive the notice to proceed by 09 May 2011. The completion date will be extended by the number of calendar days after the above date that the Contractor receives the notice to proceed, except to the extent that the delay in issuance of the notice to proceed results from the failure of the Contractor to execute the contract and give the required performance and payment bonds within the time specified in the offer.

(End of clause)

SECTION 00 80 00 - SPECIAL CONTRACT REQUIREMENTS

The following have been added by full text:

52.211-5001

VARIATIONS IN ESTIMATED QUANTITIES, SUBDIVIDED ITEMS

(MAR 1995)--EFARS

This variation in estimated quantities clause is applicable only to Items Nos. 0010, 0011, 0012, 0013, 0014, 0015, 0016, 0017, 0018, 0021, 0022, 0023, 0024, 1005, 1006, 1007, 1008, 1009, 1012, 1013, 1014, 2009, 2010, 2011, 2012, 2013, 2017, 2018, 2019, 2020, 2021, 2022, 3007, 3008, 3009, 3010, 3011, 3014, 3015, 3016, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4014, 4015, and 4016.

(a) Variation from the estimated quantity in the actual work performed under any second or subsequent sub-item or elimination of all work under such a second or subsequent sub-item will not be the basis for an adjustment in contract unit price.

(b) Where the actual quantity of work performed for Items Nos. 0010, 0011, 0012, 0013, 0014, 0015, 0016, 0017, 0018, 0021, 0022, 0023, 0024, 1005, 1006, 1007, 1008, 1009, 1012, 1013, 1014, 2009, 2010, 2011, 2012, 2013, 2017, 2018, 2019, 2020, 2021, 2022, 3007, 3008, 3009, 3010, 3011, 3014, 3015, 3016, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4014, 4015, and 4016, is less than 85% of the quantity of the first sub-item listed under such item, the contractor will be paid at the contract unit price for that sub-item for the actual quantity of work performed and, in addition, an equitable adjustment shall be made in accordance with the clause FAR 52.211-18, Variation in Estimated Quantities.

(c) If the actual quantity of work performed under Items Nos. 0010, 0011, 0012, 0013, 0014, 0015, 0016, 0017, 0018, 0021, 0022, 0023, 0024, 1005, 1006, 1007, 1008, 1009, 1012, 1013, 1014, 2009, 2010, 2011, 2012, 2013, 2017, 2018, 2019, 2020, 2021, 2022, 3007, 3008, 3009, 3010, 3011, 3014, 3015, 3016, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4014, 4015, and 4016, exceeds 115% or is less than 85% of the total estimated quantity of the sub-item under that item and/or if the quantity of the work performed under the second sub-item or any subsequent sub-item under Items Nos. 0010, 0011, 0012, 0013, 0014, 0015, 0016, 0017, 0018, 0021, 0022, 0023, 0024, 1005, 1006, 1007, 1008, 1009, 1012, 1013, 1014, 2009, 2010, 2011, 2012, 2013, 2017, 2018, 2019, 2020, 2021, 2022, 3007, 3008, 3009, 3010, 3011, 3014, 3015, 3016, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4014, 4015, and 4016, exceeds 115% or is less than 85% of the estimated quantity of any such sub-item, and if such variation causes an increase or a decrease in the time required for performance of this contract the contract completion time will be adjusted in accordance with the clause FAR 52.211-18, Variation in Estimated Quantities.

(End of clause)

The following have been modified:

52.217-4000 OPTION FOR ADDITIONAL WORK (Construction) (AUG 2000)

The Government may require the Contractor to perform the work identified as optional item(s) (CLIN(s) 1001-1018 (Option 1), 2001-2042 (Option 2), 3001-3022 (Option 3), and 4001-4032 (Option 4)) at the price stated in the Schedule. The Contracting Officer may exercise the option(s) by written notice to the Contractor at any time on or before 30 September 2011.

52.236-4012

MATERIAL SOURCES

a. Materials meeting the requirements of these specifications can be produced from the sources listed: See Section 35 31 19.00 13 for Stone Protection Sources, and see Section 03 31 00.00 10 for Concrete Aggregate Sources.

b. Materials may be furnished from any of the listed sources or at the option of the Contractor may be furnished from any other sources designated by the Contractor and approved by the Contracting

Officer, subject to the conditions hereinafter stated.

c. After the award of the contract, the Contractor shall designate in writing only one source for each type of material or one combination of sources from which he proposes to furnish the materials. If the Contractor proposes to furnish materials from a source or from sources not listed, he may designate only a single source for each type of material or single combination of sources for materials. Samples for acceptance testing shall be provided as required by the TECHNICAL PROVISIONS. If a source for materials so designated by the Contractor is not approved for use by the Contracting Officer, the Contractor may not submit for approval other sources but shall furnish the materials from approved sources selected from the list at no additional cost to the Government.

d. Approval of a source of materials is not to be construed as approval of all material from that source. The right is reserved to reject materials from certain localized areas, zones, strata, or channels, when such materials are unsuitable as determined by the Contracting Officer. Materials produced from an approved source shall meet all the requirements of the TECHNICAL PROVISIONS of these specifications.

BID SCHEDULE

Devils Lake Phase 3 Bid Schedule

Base Requirement - Eagle Bend, Golf Course

Total Amount Basic Requirement

Option 1 - Airport

Total Amount Option 1 - Airport

Option 2 - Lakewood

Total Amount Option 2 -Lakewood

Option 3 - North Tieback, East End