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Standard specification for road works 2015/2016



Standard specification for road works 2015/2016


Standard specification for road works; Reports; PublicationNT




Made available via the Publications (Legal Deposit) Act 2004 (NT).; Check within Publication or with content Publisher.


miscellaneous provisions ■ provision for traffic ■ clearing grubbing and rehabilitation ■ earthworks ■ conformance testing ■ pavements and shoulders ■ stabilisation ■ spray sealing ■ dense graded asphalt ■ slurry surfacing ■ miscellaneous concrete works ■ drainage works ■ protection works ■ road furniture and traffic control devices ■ pavement marking ■ landscape ■ ducting and conduits ■ traffic control signals ■ traffic counting stations ■ street lighting ■ directional (thrust) boring ■ measurement and payment ■ referenced documents ■ nt climate zones table ■ This document specifies the general standards of materials and workmanship required by the Department of Infrastructure for construction of civil road network assets




Roads -- Northern Territory -- Works -- Periodicals.

Publisher name

Department of Infrastructure

Place of publication



Second edition

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MISCELLANEOUS PROVISIONS STANDARD SPECIFICATION ROADWORKS DoI REFERENCE TEXT December 2015 Page 8 CAMP SITE/COMPOUND/WORKSHOP 1.7 HOLD POINT Hold Point - Obtain written permission from the owner or lessee of the land. Pay all costs associated with the use of the site(s). Maintain all facilities in good condition. Remove all facilities, unless otherwise agreed in writing with owner or lessee of land, and restore the site to a clean and tidy condition upon completion of the works. Assume all responsibility for any current and consequential damage caused to the site as a result of occupation. TIME LIMIT FOR ATTENDANCE 1.8 Unless specified otherwise, the works must be attended within the following time limits: Generally the work must be attended within 3 working days of notification. For urgent call outs within and outside of normal working hours the Contractor must be mobilised within 2 hours of notification. For priority works, which involve health, safety and security, the Contractor must be mobilised within 6 working hours of notification. EXTRACTION AREAS AND WATER 1.9 SOURCES Extraction Areas Locations 1.9.1 Borrow pits will be allowed provided that all the clearances and approvals listed in the Approvals For Extraction Areas clause in the Standard Specification For Environmental Management are obtained. Extraction areas are not be permitted within 125 metres of the road centreline. Administration 1.9.2 Take responsibility for locating, selecting, operating and rehabilitating all borrow pits and water sources. Crushing or Screening Witness point 1.9.3 The crushing or screening plant to be used on the project subject to this contract must be certified as fit for use by a competent person. The certification of fitness for use must have been issued not more than one year prior to the date of the scheduled completion of the works plus one calendar month. A competent person is defined in the NT Work Safe Bulletin 09.01.16 Competent Persons for Inspection and Maintenance of Plant. Comply with the guidance provided in the Safe Work Australia Code of Practice Managing Risks of Plant in the Workplace. Witness Point Provide documentary evidence of the certification that the plant is fit for use issued by a competent person. Provide documentary evidence of that persons skills and qualifications which indicate their competence as defined in the NT Work Safe Bulletin cited above. This evidence is to be provided within 2 weeks of the award of the contract. Operation of Extraction Areas 1.9.4 ACCESS Construct only one access road to each pit. Confine all transport operations to the access road. Provide and maintain adequate road drainage. EXTRACTION Strip 100 mm minimum depth top layer throughout the area of operation. Stockpile stripped material clear of drainage courses to a maximum height of 2 m. Ensure that side slopes of sand or gravel are not steeper than one vertical to two horizontal at any time when the excavation is unattended. Remove or bury by-products of the excavation operations unless otherwise required. LIMIT OF EXCAVATION Not within 6 m of any fence line or utility service. Not within sight of road traffic. Not within 125 m of any road or railway centre line. Not within 25 m of a water course. Maximum area: 1 ha. Align the long side with the contour. Maximum width: 50 m. Maximum depth: 2 m. Leave natural vegetation strips 25 m width between pits. Stockpile cleared vegetation and subsequently spread over the surface of the extraction area. Existing pits within 125 m of a public road may be used provided: No significant revegetation exists. Extension proceeds away from the road. Site is rehabilitated after use. Rehabilitation of Extraction Areas 1.9.5 Progressively rehabilitate extraction areas. Backfill all test pits. Respread unused material and rip 0.5 m deep at 3 m spacing along the contours. Remove all rubbish and debris. Replace stockpiled topsoil and cleared vegetation uniformly over the extraction area. Batter walls at three horizontal to one vertical where excavation is less than 1 m depth, and six horizontal to one vertical where depth exceeds 1 m.