FBO_9_Attachment_7_Quality_Assurance_Plan.pdf

QUALITY ASSURANCE PLAN

ASHTON WRP WETLAND ENHANCEMENT

Berkeley County West Virginia

August 2017

The work is to be accomplished under one (1) federal construction contract. Work will consist of constructing an earthen embankment with approximately 11,600 CY of fill and related appurtenances to impound approximately 11 acres of water at various depths to enhance wetland habitat under the Wetland Reserve Program of the NRCS. The site is adjacent to Back

Creek in Berkeley County, West Virginia.

WORK TO BE INSPECTED

Items of work to be inspected during the performance of this contract are:

Item Inspection

1. Mobilization and Pollution Control Measures Installation Periodic

2. Clearing & Grubbing Periodic

3. Earthfill Continuous

4. 8” PVC & 18” SSP Pipe Continuous

4. Rock Riprap (Plunge Pool) Continuous

5. Riser Structure (Concrete, Rebar, Steel Pipe, Welding) Continuous

6. Drainage Diaphragm (Drainfill & Riprap) Continuous

7. Chain link Fence Slope Protection Periodic

8. Seeding & Mulching Periodic

ATTACHMENT 7

Quality Assurance Plan

Solicitation 121A2318Q0040 Ashton WRP Wetland Enhancement, County of Berkeley, West Virginia

QUALITY CONTROL PROGRAM

1. Surveys: As needed to install the measures to the lines and grades shown on the construction drawings.

2. Erosion & Sediment Control: The Contractor shall stage the work in a sequence that minimizes sedimentation and disturbed areas. Disturbed areas shall be seeded to permanent cover within specified time constraints. The silt fence and construction access points shall be maintained in such a manner that each measure provides effective sediment control.

3. Excavations and Embankments: The Contractor shall conduct all excavations and filling operations in accordance with applicable specifications.

4. Material Certifications The Contractor shall provide documentation which certifies that the materials provided comply with the contract requirements. Required material certifications shall include:

a) Seeding and Mulching materials

b) Rock Riprap

c) Geotextile

d) Drainfill

e) Pipe (PVC Schedule 40 & Smooth Steel Pipe)

f) Concrete

g) Reinforcement

h) Chain Link Fence

QUALITY ASSURANCE (QA) PROGRAM

The Natural Resources Conservation Service (NRCS) Quality Assurance Program will be conducted to assure that the specified contract quality of materials and workmanship is attained. The primary responsibility of the QA personnel is to observe the operations of the Contractor to assure compliance with the conditions of the contract. This includes, but is not limited to, the physical examination of materials brought on to the site, observation of the placement of materials, construction techniques, and quality control and construction management operations by the Contractor.

The intensity of the examination is set forth in the WORK TO BE INSPECTED section of this plan. Periodic quality assurance observations and checks of the Contractor's Quality Control work will be conducted to verify that measurable qualities of the work meet the contract requirements. Should quality assurance inspections indicate decreased quality of work;

the quality assurance effort will be intensified until the Contractor's performance is in full compliance with the contract.

The following is considered the minimum amount of quality assurance inspection required:

1. Pollution control facilities will be inspected for compliance to Construction Specifications 5.

2. Excavation operations and all earthfill construction will be observed for compliance with the plans, the applicable specifications, and the safety requirements of the contract.

3. Seeding materials and operations will be observed to assure the specified materials are installed in the correct amounts in compliance with Construction Specification 6.

4. Material certifications will be verified against the actual materials delivered and incorporated into the work.

5. Concrete material, placement and curing will be inspected to ensure compliance with the plans and construction specifications.

6. Pipe installation will be observed and grades checked for compliance with the plans and construction specifications.

7. Compaction for earthfill and drainfill will be observed for effectiveness of methods and compliance with the construction specifications.

TESTING EQUIPMENT AND FACILITIES NEEDED

Testing is not required for this contract.

Service equipment needed includes but is not limited to:

1. Vehicle – sedan or 4x4 truck

2. Survey Equipment:

a. Automatic level and rod

b. Measuring tape.

c. Stakes, flags, ribbon, etc.

3. Photographic equipment:

Digital camera with date/time recording feature.

STAFFING NEEDED TO PERFORM INSPECTION

The staffing needs summary that follows shows the estimated staffing requirements. This summary is based on the Engineers’ estimated performance time. The actual staffing requirements will be determined by the Contractor’s performance and management of the work.

The performance time to complete the contract is 60 calendar days. This is based on working 10 hours days Monday through

Saturday. The time includes, 4 days for mobilization/demobilization, 41 work days, and 15 days for weekends and bad weather.

STAFF HOURS REQUIRED

PERSONNEL PRE-BID

PRE-

CONSTRUCTION

CONTRACT

ADMIN.

CASE FILE

TOTAL

(Hours)

TOTAL

(Weeks)

Contracting Officer’s

Representative 8 16 64 24 112 *2.8

Inspector 16 24 400 16 456 **7.6

*Assumes 40 Hrs/week

**Assumes 60 Hrs/week

ATTACHMENT 7

Quality Assurance Plan

SKILLS NEEDED TO PERFORM THE INSPECTION REQUIRED

Contracting Officer’s Representative (COR): The COR will be the Contracting Officer’s representative and will be responsible for contract administration duties as determined by the Contracting Officer. The COR will coordinate with the

State Conservation Engineer on compliance with the technical requirements of the contract.

1. Skills Needed:

a. Ability to provide technical oversight to one or more inspectors.

b. Understands the contract documents.

c. Understands several surveying methods including total station equipment.

d. Ability to maintain communications with the Contractor, landowners, and personnel of other federal, state, and local government agencies.

e. Knowledgeable of the Federal Acquisition Regulations.

2. Training Required:

a. Contract Administration Training Course.

b. Three years construction experience.

Inspector

1. Skills Needed:

a. Understand the plans and specifications.

b. Ability to maintain all required construction records.

c. Experienced in the inspection of surveys, earthfill, wire mesh gabion installation, seeding and mulching.

d. Ability to perform basic layout, quantity, and “as-built” surveys.

e. Ability to maintain communications with the Contractor, landowners, and personnel of other federal, state, and local government agencies.

2. Training Required:

a. Construction Inspection Training Course.

b. Unified System of Soil Classification

c. Five years construction inspection experience.

NAMES AND QUALIFICATIONS OF KEY STAFF HAVING REQUIRED SKILLS

Contracting Officer’s Representative: __________________________, Civil Engineer

1. Certified for Level II as a Contracting Officer Representative.

2. Completed the following NRCS training courses – Construction Inspection, Contract Administration, Level 1

Management

3. Experienced in the installation of rock riprap, wire mesh gabions and conservation engineering practice installation

4. Over 10 years of experience in construction and contract administration

Civil Engineering Technician: Ray Hamilton, Soil Conservation Technician

1. Completed the following NRCS training courses- Construction Inspection, Unified Soil Classification, & Concrete

Testing.

2. 30+ years construction inspection experience including PL-566 structures, stream bank stabilization with rock riprap or gabions, and conservation engineering practice installation.

Prepared By:

Donald Dodd

Civil Engineer

Approved By:

Cory Moore

North Area Resource Conservation Engineer

Approved By:

Andy Deichert

State Conservation Engineer

STATEMENT OF QUALIFICATION AND AVAILABILITY

The construction staff assigned to this project is qualified to perform the contract administration and inspection for the proposed work at this site. They will also be available during the time period necessary for construction.

Susan Funka-Petery

Assistant State Conservationist for Field Operations

Amy Stonebreaker

Contracting Officer