UNBOUND AND MODIFIED BASE AND SUBBASE … · Unbound and Modified Base and Sub-Base Materials for Surfaced Road Pavements RTA 3051 Ed 5 3 June 1998 (e) Self-cementing material. Self-cementing

RTA QA SPECIFICATION 3051

UNBOUND AND MODIFIED BASE AND SUB-BASE MATERIALSFOR SURFACED ROAD PAVEMENTS

NOTICE - RTA SPECIFICATIONS AND GUIDES TO SPECIFICATIONS

RTA Specifications are written specifically as models for adaptation and use on RTA projects andmay not be suitable for other purposes. Copies of RTA specifications and guides to specificationssupplied to the general public do not require the Revision Register and the following guide notes (ifprovided) but must include the Notice before the Table of Contents. Paper copies may be purchasedunder the Freedom of Information Act on payment of the price listed in the document “QALIST”.

Electronic copies of specifications in MS Word format are not to be supplied outside the RTA unlessloaned, by the appropriate RTA Project Manager, to professional services contractors or Councilsfor preparing tender documents for RTA funded projects. In which cases, the contractors andCouncils are required to return them to the RTA Project Manager.

Electronic copies of specifications may be provided to other State Road or NSW GovernmentAuthorities by Infrastructure Contracts Branch for use on Government funded projects only.

RTA does not permit the possession or use of electronic copies of specifications or guides tospecifications by non-RTA organisations or persons other than as stated above.

REVISION REGISTER

EditionNumber

ClauseNumber

Description of Revision AuthorisedBy

Date

1 Issued

2 10.3 Reworded GM,CMS 4/91

3 Whole Specification GM,CEC 11/94

4 Converted to MS Word 6.0c.Document reformatted.References updated.Tables reformatted.

GM, RNIC(J Woodward)

14.4.97

5 3, 5, 7.1,12.4,

Included Recycled BuildingMaterial requirements

GM, RNIC 23.6.98

2 Deleted RTA 3053, 3054, T117.Added RTA T276

14 Lime Modified Material Deleted

Table3051.3

New table, Table Nos. changedin the clauses.

RTA QA SPECIFICATION 3051

NOTICE

This is a Quality Assurance specification.

It is to be used in contracts where a quality system is required to be in place by thecontractor/supplier.

The application of QA in contracts must be appreciated and understood prior to the use ofthis document.

P J GallagherGeneral ManagerContract Management Services25 November 1991

Edition 5 ROADS and TRAFFIC AUTHORITY NSWJune 1998

QA SPECIFICATION 3051

UNBOUND AND MODIFIED BASE ANDSUB-BASE MATERIALS FOR

SURFACED ROAD PAVEMENTS

Copyright-Roads and Traffic Authority of New South Wales, 1997RNIC-QA-3051

ROADS and TRAFFIC AUTHORITY NSW

NOTICE

"This document is a copy of one of the Authority's QA Specifications.

The QA Specifications are policy documents within the meaning of theFreedom of Information Act 1989 (NSW)("FOI Act") and this document isaccordingly made available to you pursuant to Section 15(1) of the FOI Act.

The QA Specifications were developed by the Authority for use withroadworks and bridgeworks contracts let by the Authority or local councils.The Authority only uses the QA Specifications in conjunction with its otherstandard form documents and under the supervision of professional civilengineers who are trained and experienced in roadworks and bridgeworks.The Authority does not use the QA Specifications for any other purpose anddoes not consider them suitable for use for any other purpose.

Consistent with the FOI Act, the purposes for which this document has beenmade available for inspection or purchase by you are:

• to satisfy the Authority's obligation under Section 15(1) of the FOI Act tomake its policy documents available for inspection and purchase bymembers of the public

• to ensure that you, as a member of the public who may be affected by theoperation of this document, have access to the document.

The price which you have paid for this document only covers the Authority’scosts of printing and handling the document.

If you use this document for any purpose which is not consistent with theabove (including, without limitation, for carrying out any construction,engineering, maintenance or other work), you do so at your own risk.

This document is current as at the date of this notice. However, you shouldbe aware that the Authority regularly reviews and updates its QASpecifications. You will not be notified of any update.

Your comments and suggestions to improve any of the RTA QA specificationsmay be sent to: Infrastructure Contracts Branch, RTA, PO Box K198,Haymarket, NSW 1238 (Fax 02-9218 6980).

No advisory or support services will be provided by the Authority.

Copyright in this document belongs to the Roads and Traffic Authority of NewSouth Wales."

Unbound and Modified Base and Sub-Base Materials for Surfaced Road Pavements RTA 3051

Ed 5 iJune 1998

CONTENTS

REVISIONS...............................................................................................................................1

1 SCOPE..........................................................................................................................1

2 REFERENCED DOCUMENTS...........................................................................................1

3 DEFINITIONS................................................................................................................2

4 QUALITY SYSTEM ........................................................................................................3

5 MATERIAL QUALITY .....................................................................................................3

6 SOURCE OF MATERIAL .................................................................................................4

7 NOMINATED BASE AND SUB-BASE MATERIALS.............................................................47.1 Submission of Nominated Materials..................................................................47.2 Variation to Nominated Materials.....................................................................5

8 TRANSPORT OF MATERIALS..........................................................................................5

9 DELIVERY TO SITE STOCKPILES....................................................................................6

10 SUPPLY FROM CERTIFIED STOCKPILES..........................................................................6

11 SEGREGATION AND CONTAMINATION ...........................................................................7

12 SAMPLING....................................................................................................................712.1 Responsibility for Sampling..............................................................................712.2 Time of Sampling.............................................................................................712.3 Requirements for Sampling...............................................................................712.4 Sampling Frequency and Reduced Rate of Testing............................................7

13 CONFORMANCE............................................................................................................913.1 General............................................................................................................913.2 Testing and Conformance Criteria....................................................................9

ANNEXURE 3051/1 - WORK DEFINITION.......................................................................19

APPENDIX A ......................................................................................................................21

LAST PAGE OF RTA 3051 EXCLUDING APPENDIX A IS ............................................................20