Requiring prior approval - RTA

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Delineation – Section 5 Enhanced delineation devices (Requiring prior approval) Line Type Use Dimensions (m) Colour S3 Enhanced dividing (separation) lines strictly in accordance with the guidelines. Approval needed of GM Traffic Management 3 9 3 9 0.20 White BS1 Enhanced dividing (barrier) lines strictly in accordance with the guidelines. Approval needed of GM Traffic Management 3 9 0.150 3 9 0.150 0.150 White BB1 Enhanced dividing (barrier) lines strictly in accordance with the guidelines. Approval needed of GM Traffic Management 0.150 White 0.150 0.150 BB2 Enhanced dividing (barrier) lines strictly in accordance with the guidelines. Approval needed of GM Traffic Management 0.200 0.600 White 0.200 Table 5.2: Enhanced Dividing (separation & barrier) lines 5.2.3.2 Guidelines Enhanced dividing (barrier) lines must only be used, where: (a) (b) Minimum width for a two-lane carriageway is 8 m plus a minimum width of existing sealed shoulders of 0.5 m each is available, and AADT volumes are at least 2000 vehicles per day, and (c) There is demonstrated evidence (supported by crash records) that the standard lines are inadequate in separating opposing traffic. (Note: BS1 line is provided where the sight distance is more than 750 m) 5-4 Version 1.5 UNCONTROLLED WHEN PRINTED
Delineation – Section 5 Enhanced delineation devices (Requiring prior approval) 5.2.3.3 Applications Application of enhanced dividing lines, BS1, BB1, BB2 and BB3 is illustrated below. Figure 5.2: Enhanced dividing (barrier) line (BS1) Figure 5.3: Enhanced dividing (barrier) line (BB1) Version 1.5 5-5 UNCONTROLLED WHEN PRINTED
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Requiring prior approval - RTA

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