Appendix 518-A, November 2011 FOR USE WHILE DESIGNING MUNICIPAL CONTRACTS

Note: This is a non-mandatory Commentary Appendix intended to provide information to a designer, during the design stage of a contract, on the use of the OPS specification in a municipal contract. This appendix does not form part of the standard specification. Actions and considerations discussed in this appendix are for information purposes only and do not supersede an Owner’s design decisions and methodology.

Designer Action/Considerations

The designer should be aware that this specification is only for uncontaminated water sources.

The designer should specify the following in the Contract Documents:

- Construction requirements for settling ponds and sediment basins. (518.07.03)

- Types of erosion and sediment control measures. (518.07.04)

The designer should ensure that the General Conditions of Contract and the 100 Series General Specifications are included in the Contract Documents.

Related Ontario Provincial Standard Drawings

OPSD 219.100 Light-Duty Straw Bale Barrier
OPSD 219.110 Light-Duty Silt Fence Barrier
OPSD 219.130 Heavy-Duty Silt Fence Barrier
OPSD 219.150 Sandbag Barrier
OPSD 219.180 Straw Bale Flow Check Dam
OPSD 219.190 Silt Fence Flow Check Dam
OPSD 219.200 Sandbag Flow Check Dam
OPSD 219.210 Rock Flow Check Dam, V-Ditch
OPSD 219.211 Rock Flow Check Dam, Flat Bottom Ditch
OPSD 219.220 Excavated Sediment Trap in Ditch
OPSD 219.230 Chute for Excavated Sediment Trap
OPSD 219.231 Berm Barrier
OPSD 219.240 Dewatering Trap
OPSD 219.260 Turbidity Curtain
OPSD 219.261 Turbidity Curtain, Seam Detail