Back   Structural List #  9.70.56 Retainment of Soil Retained Soil Systems (RSS), Wall / Slope Date:  Dec 01, 2022 CUSTODIAL OFFICE :  SO - Foundations - (416) 235-3715 NOTES: - Systems eligible for inclusion in MTO work are defined during the project design phase and identified in contract documents. - Maximum angle is measured from the backface to the horizontal. - Maximum wall height is for each continuous tier at maximum slope. - Performance (Perf in header) is a rating either High (H), Medium (M) or Low (L). - Appearance (App in header) is a rating either High (H), Medium (M) or Low (L). - Acceptance (Acc in header)) is a category, with status of Demonstration (DE) or Acceptance (A). Both eligible to bid MTO contracts. - RSS is also identified as mechanically stabilized earth (MSE). - Traffic Barrier - Y (yes) designates approved cast-in-place concrete traffic barrier for use with specific RSS. - Wall height greater than 12m requires project-specific review by MTO. - Code requirements in CHBDC CSA S6-19 Section 6.19 - MSE Wall Systems.   Company RSS No. Trade Identity System Max Angle (Deg) Max Wall Height App Acc Perf Traffic Barrier Ontario Source: Armtec Inc. 41 George St Guelph ON  N1H 1S5 Canada Tel: 800-265-9391 Toll Free: 877-527-6832 Fax: 519-763-0437 Web: www.armtec.com 29a TC Mirafi Woven Geotextile Temporary 90 8 m L A L N 29b TC Mirafi Woven Geotextile Temporary 90 8-10 m L DE L N 41 TRM, Mirafi XT TRM, Geogrid Tieback 35 6 m L DE L N 42 TRM, Mirafi XT TRM, Geogrid Tieback, Wrapped 45 6 m L DE L N Ontario Source: Atlantic Industries Limited 640 Waydom Drive Ayr ON  N0B 1E0 Canada Tel: 519-622-8600 Toll free: 877-245-7473 Fax: 519-622-1372 Email: ontsales@ail.ca Web: www.ail.ca 33 Atlantic Wire Wall Temporary 90 8 m L A L N 43 MSE Retaining Wall Pre-cast Panel, Tie-Back 90 10 m H A H Y 52 MSE Retaining Wall - Grid Strip Pre-cast panel, Grid Strip reinforcement 90 10 m H A H Y 57 Atlantic Wire Wall Permanent 90 15 m L DE L N 60 MSE Retaining Wall Pre-cast panel, Grid Strip reinforcement 90 15 m H DE H Y 61 MSE Retaining Wall Grid Strip Pre-cast panel, Grid Strip reinforcement 90 15 m H DE H Y DECAST Ltd. 8807 County Road 56 Utopia ON  L0M 1T0 Tel: 705-734-2892 Toll free: 800-461-5632 Fax: 705-734-2920 Web: www.decastltd.com 56 Gravix Gravix Precast Wall System 90 8 m H DE H Y Durisol 70 Frid Street Suite 1 Hamilton ON  L8P 4M4 Canada Tel: 289-975-4402 Fax: 905-521-8658 Email: lise.sorensen@durisol.com Web: www.durisol.com 2 Durisol Post and Panel 90 4 m H A H Y 25 Durisol Anchored Retaining Wall Durisol Panel / T-Anchor 90 15 m H A H Y Ontario Source: Layfield Canada Ltd. (ON) 117 Basaltic Road, Unit 2 Vaughan ON  L4K 1G4 Canada Tel: 905-761-9123 Toll Free: 888-436-4273 Fax: 905-761-0035 Email: toronto@layfieldgroup.com Web: www.layfieldgroup.com 38 Enviro Slope Geogrid Wrap Layfield LP T-Series Geogrid and TRM, Wrapped 45 6 m L DE L N 6 GEOWEB / Mirafi XT Stacked Geocell, Tieback 70 8 m M A M N 23 GEOWEB / Mirafi XT Geocell on Slope Face, Tieback, Wrapped 55 6 m L A L N 32 GEOWEB / Mirafi XT Geocell on Slope Face, Tieback 35 6 m L DE L N Ontario Source: Maccaferri Canada Ltd. 400 Collier MacMillan Dr. Unit B Cambridge ON  N1R 7H7 Canada Tel: 519-623-9990 Toll Free: 800-668-9396 Fax: 519-623-1309 Email: info@maccaferri.ca Web: www.maccaferri.ca 19 Gabion Wall Gabions with galvanized, PVC coated and PoliMac wire 90 8 m L A M N 17 Terramesh System Gabion Basket, wire mesh tie back, with galvanized, PVC coated and PoliMac wire 90 8 m L DE M N 31 Green Terramesh System Steep Slope with galvanized, PVC coated and PoliMac wire 70 8 m L DE M N 37 Terrawall Wire Mesh Facing and Tieback with galvanized, PVC coated and PoliMac wire 84 8 m L DE M N 55 L Panel Wall Temporary (Less Than 5 Years), Wire Mesh Facing, Geogrid Tieback 90 8 m L DE L N Reinforced Earth Company Ltd. 1550 Enterprise Road, Suite 229 Mississauga ON  L4W 4P4 Canada Tel: 905-564-0896 800-263-7097 Fax: 905-564-2609 Email: info@recocanada.com Web: www.reinforcedearth.ca 1 Reinforced Earth Reco Wall Reinforced Earth Reco Wall - cruciform, square, rectangle panels 90 15 m H A H Y 13 TERRATREL Temporary 90 15 m L A L N 10 TERRATREL Reinforced Earth with cast-in-place facing 90 10 m H A H   54 GEOMEGA GeoMega Wall with GeoSynthetic Strips - GeoStrap / EcoStrap 90 9 m H DE H N Canadian Source: Tensar International Corporation PO Box 152 51 Community Centre Rd Baltimore ON  K0K 1C0 Canada Tel: 416-428-6121 Fax: 905-372-1179 Email: phewgill@tensarcorp.com Web: www.tensarcorp.com Ontario Source: Layfield Canada Ltd. (ON) 117 Basaltic Road, Unit 2 Vaughan ON  L4K 1G4 Canada Tel: 905-761-9123 Toll Free: 888-436-4273 Fax: 905-761-0035 Email: toronto@layfieldgroup.com Web: www.layfieldgroup.com Ontario Source: Nilex 8 Sierra BF Blanket , Tensar Tieback 35 6 m L A L N 18 Sierra GF Wrap, Tensar Tieback 45 6 m L A L N 5 Mesa Block, Tensar Tieback 90 8 m H A M Y 17 Sierra WF Basket, Tensar Tieback, Temporary 90 8 m L A L N 62 SierraScape WF Wire Form (WF) Basket, Stone Face, Tensar UX Geogrid Tiebacks, Permanent 90 8 m L DE L N 14 Sierra TF Stacked Geocell, Tensar Tieback 70 8 m M A M N 27 ARES Full Height Concrete Panel, Tensar Tieback 90 8 m A A H Y Ontario Source: Terrafix Geosynthetics Inc. 455 Horner Avenue Toronto ON  M8W 4W9 Tel: 416-674-0363 Fax: 416-674-1159 Email: info@terrafixgeo.com Web: www.terrafixgeo.com 34 TerraSlope 35 Blanket, Stratagrid 35 6 m L DE L N 35 TerraSlope 45 Wrap, Stratagrid 45 6 m L A L N 36 TerraFort Full Height Concrete Panel, Tenax Tieback, TMP GG60-GG160 Tieback 90 8 m H A H Y 39 TerraSlope Web Stacked Geocell, Stratagrid Tieback 70 8 m M A M N 44 TerraSteep 60 Wire Facing, Geogrid Tie-back 60 6 m L DE L N 45 TerraSteep 90 Temporary, Wire-Face, Geogrid Tie-back 90 8 m L DE L N Ontario Source: The Miller Group (Gormley) 287 Ram Forest Road Gormley ON  L0H 1G0 Canada Tel: 905-726-9518 Fax: 905-726-4180 Email: marketing@millergroup.ca Web: www.millergroup.ca 40 Miller Redi-Rock Gravity Gravity Block Wall 90 2.7 m H DE M N Trexiana Wholesale & Distribution Ltd. 12543 24th Ave Surrey BC  V4A 2E5 Canada Tel: 604-787-2883 Email: mike@trexiana.com Web: www.FlexMSE.com 63 Flex MSE Vegetated geo-modular segmental retaining wall / slope system (Ontario Distributor = Terrafix Geosynthetics Inc.) 85 - walls 70 - slopes 8 m H DE M N Unilock Toronto Ontario Source: Risi Stone Systems on Behalf of Unilock Ltd 480 Harry Walker Parkway, Unit 10 Newmarket ON  L3Y 0B3 Tel: 905 868 9255 Fax: 905 868 9254 Email: info@risistone.com Web: www.risistone.com 21 SIENA STONE Gravity Block Wall 90 2.5 m H DE M N 50 Siena Stone Geogrid System Segmental Block Wall, Geogrid Tie-back 90 5 m H A M N