Construction Mangement Plan Reference Document OPW19-0239 · OPW19/0239

           10.   Is there open Excavation? NO

                 What’s Depth of excavation?
                 Width Excavation?
                 Length Excavation?
                 Is barrier System required?
                 Barrier System selected?
                 Are Steel Plates being used?

                 Table E1 – Protection / delineation adjacent to excavations

                     Speed of            Traffic        Clearance to                       Depth of excavation, mm
                   traffic¹ km/h      volume² vpd       excavation³
                                                             m                50 to 250        260 to 500            > 500

                        < 70                All                < 2.5          Standard            Close             Safety
                                                                             delineation       delineation          barrier

                                                             2.5 to 5.0       Standard          Standard            Close
                                                                             delineation       delineation       delineation

                                                               > 5.0            None             None                None

                        ≥ 70              ≤1500                ≤ 5.0          Standard            Close             Safety
                                                                             delineation       delineation          barrier

                                                               > 5.0            None             None                None

                                         > 1500                ≤ 6.0          Standard            Close             Safety
                                                                             delineation       delineation          barrier

                                                               > 6.0            None             None                None

      NOTES:
           1. Posted speed limit during roadworks.
           2. For multilane roads, one way volume. For 2-lane, 2-way roads, sum of both directions.
           3. Clearance to nearest edge of traffic lane or nominal edge if the edge is not marked.




Issued:                                    Traffic Guidance Scheme & Scope of Works                  Uncontrolled when printed
Revised:         Version 1         Author: Shaylene Rubach          Approved by: Wayne Grice                 Page 3 of 9