W912BV17C01180001.pdf

W912BV17Q0118

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

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)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

Wastew ater Lagoon Construction and Fencing at Snake Creek PUA, Tenkiller Lake, Oklahoma.

1. This amendment revises the SOW.

2. The site visit information is updated. A site visit w ill be held at the Tenkiller Lake Office, 1 PM CST, Thursday 7 September 2017.

3. The due date IS EXTENDED to 2pm CST, Wednesday 13 September 2017.

4. POC for this amendment is Pun Chittchang, punnie.chittchang@usace.army.mil, 918-669-7544.

5. ALL OTHER TERMS AND CONDTIONS REMAIN UNCHANGED BY THIS AMENDMENT.

1. CONTRACT ID CODE PAGE OF PAGES

1 11

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

16C. DATE SIGNED

BY 01-Sep-2017

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer)(Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X W912BV17Q0118

X 9B. DATED (SEE ITEM 11)

24-Aug-2017

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

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 Offer X is extended, is not extended.

Offer 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 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)

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.

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.

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

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

01-Sep-2017

CODE

CONTRACTING DIV

USACE, TULSA 1645 S 101 E AVE

TULSA OK 74128-4609

W912BV 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

X 1

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION 00 10 00 - SOLICITATION

The required response date/time has changed from 07-Sep-2017 02:00 PM to 13-Sep-2017 02:00 PM.

SECTION 00 21 00 - INSTRUCTIONS

The following have been added by full text:

52.236-27 SITE VISIT (CONSTRUCTION) (FEB 1995)

(a) The clauses at 52.236-2, Differing Site Conditions, and 52.236-3, Site Investigations and Conditions Affecting the Work, will be included in any contract awarded as a result of this solicitation. Accordingly, offerors or quoters are urged and expected to inspect the site where the work will be performed.

(b) A site visit will be held 1:00 PM CST, Thursday 7 September 2017 at

Tenkiller Lake Office 446977 East 980 Road Gore, OK 74435

(End of provision)

SECTION 00 73 00 - SUPPLEMENTARY CONDITIONS

The following have been modified:

STATEMENT OF WORK

SPECIFICATIONS OF WORK

WASTEWATER LAGOON CONSTRUCTION AND FENCING

AT TENKILLER LAKE, OKLAHOMA

SCOPE OF WORK. The contractor shall provide all supplies, materials, labor, tools, and equipment necessary to construct lagoon, install a 4’x 8’ round fiberglass septic tank to include, attaching 4” PVC pipe from existing tank, 2 HP grinder pump with associated floats and alarms, excavation of approx. 420’ for a 2” PVC outlet line with clean-outs and cut off valves, and install fencing around wastewater lagoon system in accordance with these specifications. Construction shall be made in accordance with Oklahoma Department of Environmental Quality (ODEQ) regulations. The Contractor shall provide all labor, tools, transportation, materials and equipment necessary to provide and. Locations will be at Snake Creek Public Use Areas (PUA) on Tenkiller Lake, Oklahoma.

Snake Creek PUA is located in Cherokee County, Oklahoma.

1.1 A site visit by prospective bidders is strongly encouraged to determine exact site conditions, measurements, and work requirements, but not required. The earthen materials can be extremely rocky.

1.2 Site Locations.

1.2.1 Snake Creek PUA (Snake Creek Cove, Cookson, Oklahoma) is located on Highway 82/100 on the southeast side of the lake in Cherokee County, Oklahoma. From Gore, Oklahoma, go 15 miles northeast on Highway 82/100, then turn left onto W Snake Creek Road for 1/2 mile west on paved access road, turn right onto Snake Creek Cove Road into the park.

2. WORK REQUIREMENTS.

2.1 The contractor shall perform all work in accordance with Oklahoma Department of Environmental Quality Regulations and these specifications.

2.2 Work Hours. Work hours on the site will be from 7:00 a.m. – 4:30 p.m. Monday through Friday, excluding Federal holidays. Any proposed changed to the work hours must be approved by the Contracting Officer’s Representative (COR).

2.3 Performance Period. All work shall be completed in 45 days after award of the contract.

2.4 Closure of Facilities. The contractor shall leave the existing lagoon system available for use while constructing new lagoon.

2.5 Liquidated Damages. Refer to basic contract Section 00800, clause 52.211-12, Liquidated Damages—Construction, $350 per day.

2.6 Coordination of Work. All work schedules shall be coordinated prior to beginning work in any location.

a. Mr. Gerald Treadwell will be the technical point of contact. Office is located at the Webbers Falls Lake Office near Lock & Dam 16.

b. (*Name to be given at contract award*) will be the Contracting Officer’s

Representative (COR) and point of contact (POC) for this contract. Office is located at the Webbers Falls Lake Office near Lock & Dam 16.

2.7 Pre-Work Conference. A pre-work conference will be held with the COR and contractor prior to the commencement of any work. The contractor’s responsible person and necessary administrative staff will be required to attend this meeting. Procedures for proper invoicing and payment, schedule, etc., shall be covered at this time.

2.8 Utilities. Care shall be taken not to cut nor damage overhead and underground utilities.

Extreme care will be taken to prevent damage to embankment fill material. The contractor will be responsible for repairing all damages. Repairs will be promptly made.

2.9 Environmental Cleanup. The contractor shall maintain a clean work area at all times. The contractor shall be responsible for the protection of the environment and will be required to restore all damages subject to the approval of the contracting officer. The contractor shall remove and dispose of all debris off Government property in a state approved disposal site unless specified otherwise. The contractor will be required to comply with Federal and State environmental requirements.

2.10 References. All work shall be accomplished in accordance with all State of Oklahoma and National standard work practices. Oklahoma Department of Environmental Quality (ODEQ) Regulations shall be used for reference. Refer to Title 252 Chapter 641. Online website is (Subchapter 15. Lagoons): http://www.deq.state.ok.us/rules/641.pdf .

2.11 Contractor Quality Control. The contractor is responsible for all actions necessary to allow for successful completion of this contract. The contractor shall provide a system of controlling the quality of work provided under the provisions of the contract.

2.12 Warranties. The contractor shall warranty all work for 1 year from the date of acceptance.

3. SUBMITTALS. The contractor may be required to furnish certain submittals related to the materials and supplies to be used. These submittals may be certifications of materials specifications, safety plans, drawings, training, work plans, etc. These will be specifically listed and shall be furnished to the Contracting Officer. Submittals requiring Government approval shall be formally prepared and approval granted prior to proceeding with work involving these submittals. FIO (For Information Only) submittals do not require Government approval.

a. The contractor shall be licensed in the State of Oklahoma to perform this work and shall present a copy of the certification prior to beginning work.

b. Material specifications for clay liner shall be approved by the Government prior to installing.

c. Final Inspection of the lagoon shall be jointly performed by the contractor and the

Government. The contractor shall coordinate the inspections with the Government.

4. WAGE DETERMINATION. Refer to basic contract Section 00800, Paragraph 2, clause 52.000-4002 Wage Rates.

http://www.deq.state.ok.us/rules/641.pdf

5. WEATHER DELAYS. TIME EXTENSIONS FOR UNUSUALLY SEVERE WEATHER

(OCT 1989) (ER 415-1-15)

5.1 This provision specifies the procedure for determination of time extensions for unusually severe weather in accordance with the contract clause entitled "Default: (Fixed Price Construction)". In order for the Contracting Officer to award a time extension under this clause, the following conditions must be satisfied:

a. The weather experienced at the project site during the contract period must be found to be unusually severe, that is, more severe than the adverse weather anticipated for the project location during any given month.

b. The unusually severe weather must actually cause a delay to the completion of the project.

The delay must be beyond the control and without the fault or negligence of the contractor.

5.2 The following schedule of monthly anticipated adverse weather delays is based on National Oceanic and Atmospheric Administration (NOAA) or similar data for the project location and will constitute the base line for monthly weather time evaluations. The contractor's progress schedule must reflect these anticipated adverse weather delays in all weather dependent activities.

MONTHLY ANTICIPATED ADVERSE WEATHER DELAY

WORK DAYS BASED ON (5) DAY WORK WEEK

JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC

4 4 4 5 5 4 4 4 4 3 4 4

5.3 Upon acknowledgment of the Notice to Proceed (NTP) and continuing throughout the contract, the contractor will record on the daily CQC report, the occurrence of adverse weather and resultant impact to normally scheduled work. Actual adverse weather delay days must prevent work on critical activities for 50 percent or more of the contractor's scheduled work day.

The number of actual adverse weather delay days shall include days impacted by actual adverse weather (even if adverse weather occurred in previous month), be calculated chronologically from the first to the last day of each month, and be recorded as full days. If the number of actual adverse weather delay days exceeds the number of days anticipated in paragraph 5.2, above, the contracting officer will convert any qualifying delays to calendar days, giving full consideration for equivalent fair weather work days, and issue a modification in accordance with the contract clause entitled "Default (Fixed Price Construction)".

6. SNAKE CREEK AREA LAGOON CONSTRUCTION. The lagoon will be located directly North of restroom #2 and existing lagoon in area A. After rehabilitation the lagoon will have a one cell system approximately 100 feet x 100 feet, inside lip at top of dike, and be a minimum of 7 feet deep.

6.1. The contractor shall remove trees from the sight of the new lagoon. Trees may be disposed of in tembered area around the new lagoon or burned on sight. The top of the new lagoon must be at least one foot below the top of the existing lagoon. Removed earthen materials may be used to build the lagoon walls to a 1:3 slope. Any excess may be disposed of nearby in an areas designated by the COR.

6.2. The contractor shall install one discharge pipe from the existing lagoon into the new lagoon.

The discharge pipe must be 2 feet from the top of the existing lagoon and slope down hill to the new lagoon at a rate of 1 inch drop to every 3 feet of linner run. The discharge pipe shall be 4-inch schedule 40 PVC.

6.3. The contractor shall restore the dike wall on existing lagoon to a 1:3 slope. To prevent runoff from entering the new lagoon the uphill dike shall be a minimum of 2 feet above grade.

The contractor will furnish fill material if there is not enough onsite. Fill material shall be homogeneous clay (same as clay liner, material specifications are in paragraph 8). Finished grade shall be mowable (no rock, stumps, or holes).

6.4. The contractor shall install one foot of homogeneous clay lining to interior cell walls and bottom. The clay shall be placed in 6-inch lifts and thoroughly compacted. The bottom of the lagoon shall be level. Refer to paragraph 8 for clay liner specifications and installation.

6.5. After the earthwork is completed and accepted by the Government, the contractor shall furnish and seed the exposed dike walls with a 50/50 mix of rye and Bermuda grass seed.

7. LIFT STATION INSTALLATION AND CONSTRUCTION. The contractor shall provide all labor, tools, materials, transportation, and equipment necessary to excavate and install a fiberglass 48”x 8’ round lift station septic tank beside the existing septic tank, 4” above grade. Tank will be bedded with 4” of sand on bottom and sides with sand. Connect the installed lift station to the existing tank with 4” schedule 40 PVC pipe with a 90 degree elbow. The outlet plumbing from the existing tank shall be connected to the new tank pump system, allowing liquids to flow to the new tank.

Concrete mortar shall be used around pipe to prevent leakage.

Septic tank shall be equipped with floats, alarm and light control panel and a submersible 2 HP grinder pump meeting the minimum or equal specifications of a Myers model VS20- 43-20 like pump or equal. The contractor will be required to complete electrical wiring under the manufacture’s specification and NEC. Electrical service for the pump is located at the site and shall be bedded in conduit with 4 inches of sand on top and bottom. The ditch will be a minimum of 18” deep from service pole to the pump.

Excavate and install approximately 420’ of 2” PVC discharge line to an existing lagoon.

The discharge line will consist of a PVC ball valve and a clean out within 5ft. of newly installed tank and a clean out installed every 100’ with riser extensions, level with existing grade for access. A check valve and a second ball valve shall be required within 15 ft. of the lagoon fence (reference diagram). Ball valves and cleanouts will be protected by approved utility boxes. All ditch lines will be bedded with 4” of sand on top and bottom and ditch will be a minimum of 18” deep including through the lagoon embankment. The pipe will enter the lagoon no lower than 2” above the surface of the existing lagoon water and extend approximately 18” beyond the embankment with location tracer wire. Wire shall terminate 10’ on each side. All PVC piping and fittings shall be schedule 40.

7.SNAKE CREEK LAGOON FENCING. The lagoon will be located directly North of restroom #2 and existing lagoon in area A.

7.1 The contractor shall remove existing fencing and posts on the North side of existing lagoon.

The contractor shall tie into existing fence around existing lagoon and extend around new lagoon approximately 400 feet of net woven fencing and posts. Posts shall be placed every 10 feet.

The fencing will require corner posts and cross bracing posts. Two (2) rows of barbed wire shall be placed at the top and one row of barbed wire shall be placed at the bottom of the woven wire fencing. At the top, the first row shall be placed approximately 12 inches above the woven wire;

the second row shall be placed approximately 12 inches above the first row of barbed wire to mach existing fence around existing lagoon. The bottom row of barbed wire shall be placed next to the ground. All corner, gate and stretch posts shall be concreted in place. The contractor shall use 2 sacks of concrete per wooden post. Fencing shall be a minimum of 6 feet height after installation.

7.2 Fencing material specifications are under 9.

7.3 The contractor shall fill in holes left as a result of fencing removal and return any disturbed areas to a mowable condition.

8.MATERIAL SPECIFICATIONS FOR HOMOGENOUS CLAY LINER.

8.1 Materials.

a. Soils used in clay liner shall have a minimum plasticity index of 12 as tested by Atterberg Limit tests (ASTM D-4318), a minimum of 50 percent passing the number 200 sieve, and re-compacted in-place permeability as specified on the construction plans.

b. Clay materials shall contain no sod, brush, roots, frozen soil, or other perishable materials. Rock particles larger than 3 inches shall be removed prior to compaction of the clay.

8.2 Foundation Preparation.

a. Foundation surfaces shall be graded to remove surface irregularities and shall be scarified or otherwise acceptable scored or loosened to a minimum depth of 2 inches. The moisture content of the loosened material shall be controlled as specified for the clay liner, and the surface materials of the foundation shall be compacted and bonded with the first layer of the clay liner as specified for subsequent layers of clay liner.

8.3 Placement.

a. The clay liner shall not be placed until the required foundation preparation has been completed and the foundation has been inspected and approved by COR or Government Quality Assurance Representative.

b. The clay liner shall be placed in lifts. The thickness of each lift before compaction shall not exceed 6 inches.

c. The distribution of materials throughout the clay liner shall be essentially uniform, and the clay liner shall be free from lenses, pockets, streaks, or layers of material differing substantially in texture, moisture content, or gradation from the surrounding material.

d. If the surface of any layer becomes too hard and smooth for proper bond with the succeeding layer, it shall be scarified to a depth of not less than 2 inches before the next layer is placed.

8.4 Control of Moisture Content.

a. During placement and compaction of the clay liner, the moisture content of the clay being placed shall be maintained above optimum moisture as determined by the Standard Proctor Test (ASTM D-698) or Modified Proctor Test (ASTM D-1557).

b. The application of water to the clay shall be accomplished at the borrow areas insofar as practicable. Water may be applied by sprinkling the clay after placement and before compaction of the liner, if necessary. Uniform moisture distribution shall be obtained by disking.

8.5 Compaction.

a. The clay liner shall be compacted to a minimum of 95 percent of standard proctor dry6 density (ASTM D-698) or to a minimum of 89 percent of modified proctor dry density (ASTM D-1557), at a moisture content above optimum moisture.

b. The clay liner shall be compacted with equipment weighing at least 20,000 pounds, operated continuously, in un-compacted lift thicknesses not to exceed 6 inches.

8.6 Re-Working or Removal and Placement of Defective Liner. Clay placed at densities lower than the specified minimum density or at moisture contents lower than optimum moisture content or otherwise not conforming to the requirements of the specifications shall be re-worked to meet the specifications or removed and replaced by acceptable clay. The replacement clay and the foundation and fill surfaces upon which it is placed shall conform to all requirements of this specification for foundation preparation, approval, placement, moisture control, and compaction.

9.MATERIAL SPECIFICATIONS FOR FENCING. Material requirements shall be:

a. Woven wire field fence, 47 inches high, 12½ gauge

b. Barbed wire, 4 point, 12½ gauge

c. T-Posts, 7.5-foot height, 1.25 size

d. Corner posts, 8-inch diameter treated wood

e. Cross brace posts, 5-inch diameter treated wood

f. Concrete (Sakrete or equal)

g. Fence tie wire 9 gauge aluminum

10.SAFETY AND HEALTH PROVISIONS. Work shall be performed in accordance with the requirements of the Corps of Engineers Safety and Health Requirements Manual, EM 385-1- 1, all applicable Federal, State, and local safety codes and practices, and other references as listed herein. Matters of interpretation of the standards shall be submitted to the Contracting Officer for resolution before starting work. Where the regulations conflict, the most stringent requirements shall apply.

a. It is the contractor’s responsibility to insure public safety during the entire duration of the contract. Necessary signs, barriers, warning devices, etc. shall be operated and maintained by the contractor at contractor expense. Contractor employees shall comply with the minimum dress requirements as stated in Chapter 7 of EM 385-1-1. Hard hats shall be worn at all times while in the work area.

b. All equipment used to perform work under this contract shall be in good operating and mechanical condition and shall comply with Section 18 of EM 385-1-1. Equipment shall be inspected by the contractor and the inspection reports shall be submitted to the Contracting Officer prior to utilization of such equipment to accomplish work on this contract.

11.TESTING.

a. The Government will arrange for inspection and approval.

b. The contractor shall perform testing requirements refer to paragraph 2 above.

12. DRAWINGS. Drawings are attached for reference only. They are not to scale.

(End of Summary of Changes)