EQS section 6 - Road construction - Auckland Transport

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Section 6 Engineering Quality Standards Manukau City Council Road Construction both sides of the road other than on transitions into superelevation. 6.B.2.5 Minimum curve radius shall be designed to reflect the intended road use and anticipated traffic speed. Where radii are to be restricted these should be addressed with the lodgement of the resource consent. 6.B.2.6 6.B.2.7 6.B.2.8 At intersections the kerbline shall be as on Drawing R8 and cul-de-sac turning circles as on Drawing R3. Specific design will be required at major intersections and round-abouts to meet the B-train tracking curve requirements. The standard formation, crossfall and position of services shall be as detailed on Drawing R5. Variations from standard crossfall may be permitted in steep terrain or widening of existing carriageways in accordance with Table B. Berm crossfalls in excess of 8% will be considered on a specific design basis with site access subject to individual design. Cut and fill batters to roads shall generally be a maximum slope of 1:5 commencing 600mm beyond the road boundary as shown on Drawing R5. Where circumstances dictate that a steeper grade is necessary, a geotechnical assessment of the slope shall be provided together with specific access design. Any retaining wall and footing shall also be clear of the road boundary. Batter drains shall be installed within private property on all cut batters steeper than 1:10. Installation shall be subject to field inspection and confirmation. Where road marking and signs are required as an integral part of the roading function, it is the Developer’s responsibility to install signs and road markings and to provide satisfactory design drawings of signs and road markings in accordance with the following documents, or as directed by Manukau City Council: • Manual of Traffic Signs and Markings (MOTSAM) (TNZ/LTSA) Part I: Traffic Signs: 1998; Part II: Markings: 2004; and subsequent amendments. Asset Description Table B Possible Max Range of Crossfall Berm 2% to 8% Footpath 2% C1 MOTSAM – Road Marking drawings which are to include “No Stopping At All Times” (NSAAT) Zones are to be submitted with Resource Consent Applications. NSAAT Zones are to be marked along the edge of the seal on one side of all roads with a width of less than 7.8m. For cul-de-sacs shown on Drawing R3, NSAAT Zones are to be marked along the edge of the seal on one side of the approach and along the edge of the seal of the turning head. Updated February 2007 Page 6.3
Section 6 Engineering Quality Standards Manukau City Council Road Construction • Manukau City Council Road and Traffic Information Signs Policy and Guidelines: October 2003. • Transit NZ - P/12, Specification for Pavement Markings: April 1994. • Land Transport Rule: Traffic Control Devices 2004. • Manukau City Council Operative District Plan - Parking bays as per Chapter 8 & 9 • Austroads - Part 5, Intersections at Grade The Developer is to submit as-built plans in accordance with the Manukau City Council Quality Assurance Manual (QAM) requirements. All road marking contractors must comply with Transit New Zealand Total Quality Standards 1 (TNZ TQS 1). 6.B.2.9 6.B.3 6.B.3.1 Guardrails shall be constructed in accordance with Drawing R25. In circumstances where driven piles are not feasible (i.e. due to services) steel posts shall be installed in accordance with Drawing R26. Structural Design of Pavement Principal and arterial roads shall be designed in accordance with the Austroads and TNZ New Zealand Supplement. All other pavements shall be designed in accordance with the following: The California Bearing Ratio (CBR) design curves in Drawing R6. The minimum metal depth over a natural subgrade shall be no less than that obtained using Drawing R6 for the design subgrade strength and road type. The maximum deflection criterion is given on Drawing R6. It is recommended that at each phase of construction (i.e. subgrade, sub-base, and basecourse) beam readings be taken; using the Benkelman Beam Method (TNZ T/1). Updated February 2007 Page 6.4
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EQS section 6 - Road construction - Auckland Transport

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