CONSTRUCTION QUALITY ASSURANCE PLAN CRAIGHEAD COUNTY SOLID WASTE DISPOSAL AUTHORITY LEGACY CLASS 1 LANDFILL AFIN: 16-00199 ADEQ PERMIT NO. 0254-S1-R3 PREPARED FOR: Craighead County Solid Waste Disposal Authority 328 CR 476 PO Box 16777 Jonesboro, AR 72403-6712 (870) 972-6353 PREPARED BY: Terracon Consultants, Inc. 25809 Interstate 30 South Bryant, Arkansas 72022 (501) 847-9292 NOVEMBER 2008 CCSWDA Legacy Landfill Construction Quality Assurance Plan November 2008 TABLE OF CONTENTS SECTION 1 ..................................................................................................................................................................1 GENERAL ....................................................................................................................................................................1 1.0 INTRODUCTION .............................................................................................................................................1 2.0 DEFINITIONS RELATED TO CQA ................................................................................................................2 2.1 Construction Quality Assurance and Construction Quality Control ...........................................................2 2.2 Use of the Terms in This Plan ......................................................................................................................2 3.0 CQA AND CQC PARTIES .................................................................................................................................3 3.1 Description of CQA Parties .........................................................................................................................3 3.1.1 Owner .................................................................................................................................................................... 3 3.1.2 Project Manager..................................................................................................................................................... 3 3.1.3 Design Engineer .................................................................................................................................................... 3 3.1.4 CQA Consultant .................................................................................................................................................... 4 3.1.4.1 CQA Certifying Engineer.......................................................................................................................... 4 3.1.4.2 CQA Manager............................................................................................................................................ 4 3.1.4.3 CQA Monitor .............................................................................................................................................. 4 3.1.4.4 Soils Testing Laboratory .......................................................................................................................... 4 3.1.4.5 Geosynthetics Laboratory........................................................................................................................ 5 3.1.4.6 CQA Surveyor ........................................................................................................................................... 5 3.1.5 General Contractor ................................................................................................................................................ 5 3.1.6 Soils Contractor ..................................................................................................................................................... 5 3.1.7 Geosynthetics Manufacturer.................................................................................................................................. 5 3.1.8 Geosynthetics Installer .......................................................................................................................................... 5 3.1.9 Geosynthetics Transporter..................................................................................................................................... 5 3.2 Qualifications of the Parties ........................................................................................................................6 3.2.1 Project Manager..................................................................................................................................................... 6 3.2.2 Design Engineer .................................................................................................................................................... 6 3.2.3 CQA Consultant .................................................................................................................................................... 6 3.2.3.1 CQA Certifying Engineer.......................................................................................................................... 7 3.2.3.2 Soils Testing Laboratory ........................................................................................................................... 7 3.2.3.3 Geosynthetics Laboratory........................................................................................................................ 8 3.2.4 Soils Supplier......................................................................................................................................................... 8 3.2.5 Earthwork Contractor ............................................................................................................................................ 8 3.2.6 Resin Supplier ................................................................................................................................................ 8 3.2.7 Geosynthetics Manufacturer.................................................................................................................................. 8 3.2.8 Geosynthetics Installer .......................................................................................................................................... 9 3.2.9 Transporter .......................................................................................................................................................... 10 3.3 Duties of the CQA Personnel .....................................................................................................................10 3.3.1 CQA Certifying Engineer.................................................................................................................................... 10 3.3.2 CQA Manager...................................................................................................................................................... 11 3.3.3 CQA Monitors ..................................................................................................................................................... 12 4.1 Resolution Meeting.....................................................................................................................................14 4.2 Pre-Construction Meeting..........................................................................................................................15 4.3 Progress Meetings......................................................................................................................................16 4.4 Problem or Work Deficiency Meetings ......................................................................................................16 4.5 Project Control Visits.................................................................................................................................16 4.5.1 Periodic Visits...................................................................................................................................................... 16 4.5.2 Manufacturing Plant Visits .................................................................................................................................. 16 SECTION 2 ................................................................................................................................................................18 SURVEYING CONSTRUCTION QUALITY ASSURANCE...................................................................................18 1.0 INTRODUCTION ...........................................................................................................................................19 2.0 SURVEY CONTROL......................................................................................................................................19 Terracon Project No. 35077163 i CCSWDA Legacy Landfill Construction Quality Assurance Plan November 2008 3.0 PRECISION AND ACCURACY ....................................................................................................................19 4.0 LINES AND GRADES....................................................................................................................................19 5.0 FREQUENCY AND SPACING ......................................................................................................................20 6.0 DOCUMENTATION ......................................................................................................................................21 SECTION 3 ................................................................................................................................................................23