Territory Stories

Standard specification for road works 2015/2016

Details:

Title

Standard specification for road works 2015/2016

Collection

Standard specification for road works; Reports; PublicationNT

Date

2015

Description

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

Notes

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

Language

English

Subject

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

Publisher name

Department of Infrastructure

Place of publication

Palmerston

Edition

Second edition

Parent handle

https://hdl.handle.net/10070/265830

Citation address

https://hdl.handle.net/10070/456054

Page content

PROVISION FOR TRAFFIC STANDARD SPECIFICATION ROADWORKS DoI REFERENCE TEXT December 2015 Page 18 Star pickets & fence droppers 2.10.3 Do not use star pickets for support of road work signs, bunting, flagging, fencing, etc within 9 metres of the trafficked path. Issues of sign, bunting, flagging, fencing, etc. stability can be addressed by prudent use of properly manufactured sign legs, sand bags, Oz spike posts and or fence droppers. Do not use star pickets or any other non frangible items such as steel drums, for delineation or any other purposes within 9 metres of the edge of the trafficked lanes. Bollards, cones and flagging are appropriate alternatives. Fence droppers may be used as sign supports or legs and bunting or flagging supports on the condition that that the droppers are securely embedded into the ground and the sign, bunting or flagging is sufficiently secured to the droppers. Maintain a prudent use of end caps to ensure the minimisation of any hazards to workers and the public and the specified sign heights can be achieved. Star pickets may be used for fencing support within the work site, provided appropriate action is taken to reduce any associated hazard for workers within the site and they are not within 9 metres of the travelled path of motorists. Non-Standard signs Hold Point 2.10.4 Obtain specific approval from the Superintendent before using signs not included in AS 1742.3. Variable message signs (VMS) 2.10.5 Where major disruptions or changes to the traffic part are likely to occur, provide electronic variable message signs in the following situations a minimum of 2 days before any changes occur, where changed conditions and or delays are to be experienced by the general public, particularly peak hour traffic; At all approaches to intersections, At approaches to detours and / or, At approaches to major works alterations. Erect variable message signs on all approaches 7 days before turn on of new traffic signals. Assume full responsibility for the safe location of the variable message signs. Use electronic variable message signs capable of displaying a minimum text size as specified in AS 1742.3 and containing at least 3 lines with a minimum of 8 characters per line. The Superintendent may provide details of the messages to be displayed and the locations of the variable message signs. Do not, under any circumstances, use variable message signs for private advertising, within the NT Government road reserve or visible from the NT Government road reserve without the written approval of the Superintendent. Multi Message Signs 2.10.6 Do not use multi message signs. Stand-alone signs must be used. Work Zone Speed Limits - Mandatory 2.10.7 Where work zone speed limits are being proposed to be changed, the proposed temporary speed limits must be approved by the Superintendent prior to implementation of the proposed speed limits. Erect speed limit signs in accordance with clause SIGN ERECTION. All Traffic Management Practitioners must record in their Daily Diaries time, date, location photographs of each approach, of speed limit Table 2.1 Sign erection requirements Long term rural areas: Place all signs a minimum 1m lateral clearance from the travelled path and a minimum of 1.5m from the lower edge of the sign to the ground. Long term urban areas: Place all signs a minimum of 2.2m from the lower edge of the sign to the ground in locations where they could be obscured by parked vehicles, vegetation or trees or may interfere with pedestrian routes. On traffic islands or medians the heights for signs shall conform to the short term all areas where it is deemed appropriate and only if they are not obscured by parked vehicles and if they do not interfere with pedestrian routes. Short term all areas: Display all signs prominently and place a minimum of 200 mm from the lower edge of the sign to the ground, except regulatory signs such as speed, no parking signs etc, which shall be mounted a minimum of 1.5m from the lower edge of the sign to the ground. Place all signs a minimum of 2.2m from the lower edge of the sign to the ground where they could be obscured by parked vehicles, vegetation or trees or may interfere with pedestrian routes.