Reference Specifications for Civil Engineering Work 2001

Brisbane Infrastructure Division

Reference Specifications for Civil Engineering Work

S145 Installation and Maintenance of Utility Services

Amendment Register

Ed/Rev Number	Section Number	Description	Date
1.0		Original issue. Sections moved from Reference Specification for Civil Engineering Works S140 Earthworks	Apr 2014

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TABLE OF CONTENTS

Amendment Register 1

TABLE OF CONTENTS 3

1.GENERAL 5

1.GENERAL 5

1.1Scope 5

1.2Installation Techniques – New Construction Projects 5

1.3Installation Techniques – Existing Council Assets 5

1.4Cross References 5

1.5Definitions 6

1.6Measurement 6

2.QUALITY 6

2.QUALITY 6

2.1Inspection 6

2.2Conduit Testing 7

2.3Compaction Testing Requirements 8

2.4CCTV Inspection 8

3.Site management 9

3.Site management 9

3.1Traffic Control 9

3.2Temporary Surfacing 9

3.3Barricades 9

3.4Tree Protection 9

3.5Existing Services 10

4.trenchless technologies 11

4.trenchless technologies 11

5.tRENCH technologies 12

5.tRENCH technologies 12

6.UTILITY service installation 13

6.UTILITY service installation 13

6.1General 13

6.2Marking Services 14

6.3Service Installation 14

6.4Service Conduits 14

7.BACKFILLING 15

7.BACKFILLING 15

7.1General 15

7.2Permitted Materials 16

7.3Permeability Characteristics 16

7.4Requirements of Acceptable Backfill Materials 17

7.5Execution 17

8.base RESTORATION 21

8.base RESTORATION 21

9.Surface RESTORATION 21

9.Surface RESTORATION 21

9.1General 21

9.2Extent of Surface Reinstatement 22

9.3Surface Profile Tolerances 23

9.4Final Surface Reinstatement 23

10.RESTORATION OF OTHER ASSETS 25

10.RESTORATION OF OTHER ASSETS 25

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1.GENERAL

1.1Scope

This specification applies to the installation and maintenance of utility services. These services may be installed as part of new construction projects or across or along existing assets owned by Brisbane City Council. These assets may include road carriageways, footpaths, and bikepaths within the road reserves or within other Council controlled land such as parks.