Requiring prior approval - RTA
Requiring prior approval - RTA Requiring prior approval - RTA
Delineation – Section 5 Enhanced delineation devices (Requiring prior approval) tangent point and two extra chevrons shall be placed before and after the curve tangent points • For curve advisory speeds greater than 50km/h, yellow painted retroreflective chevrons as per Figure 5.22, 300mm wide, 1500mm long, 3000mm± 50mm gap, applied 100mm ± 50mm from the top of the barrier. Length shall be from curve tangent point to curve tangent point and two extra chevrons shall be placed before and after the curve tangent points Use of Curve Alignment Markers (CAM’s) may no longer be required after treatment of central barrier. Decision shall be made on-site. Figure 5.21: Application of enhanced Safety Barrier treatment – Central Concrete Barrier 160 ± 10mm 160 ± 10mm 150 ± 10mm 300 ± 30mm 1500 ± 50mm Figure 5.22: Dimensions of Yellow Painted Retroreflective Chevron Central Concrete Barrier. 5-28 Version 1.5 UNCONTROLLED WHEN PRINTED
[Inside rear cover – provided for double sided printing purposes only]
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Delineation – Section 5 Enhanced delineation devices (<strong>Requiring</strong> <strong>prior</strong> <strong>approval</strong>)<br />
tangent point and two extra chevrons shall be placed before and<br />
after the curve tangent points<br />
• For curve advisory speeds greater than 50km/h, yellow painted<br />
retroreflective chevrons as per Figure 5.22, 300mm wide, 1500mm<br />
long, 3000mm± 50mm gap, applied 100mm ± 50mm from the top<br />
of the barrier. Length shall be from curve tangent point to curve<br />
tangent point and two extra chevrons shall be placed before and<br />
after the curve tangent points<br />
Use of Curve Alignment Markers (CAM’s) may no longer be required after<br />
treatment of central barrier. Decision shall be made on-site.<br />
Figure 5.21: Application of enhanced Safety Barrier treatment – Central Concrete<br />
Barrier<br />
160 ± 10mm 160 ± 10mm<br />
150 ± 10mm<br />
300 ± 30mm<br />
1500 ± 50mm<br />
Figure 5.22: Dimensions of Yellow Painted Retroreflective Chevron<br />
Central Concrete Barrier.<br />
5-28 Version 1.5<br />
UNCONTROLLED WHEN PRINTED
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