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Structural List #  9.70.56
Retainment of Soil
Retained Soil Systems (RSS), Wall / SlopeDate:  Dec 01, 2021

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 of 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.
 
CompanyRSS No.Trade IdentitySystemMax Angle (Deg)Max Wall HeightAppAccPerfTraffic 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
29aTC Mirafi Woven GeotextileTemporary908 mLALN
29bTC Mirafi Woven GeotextileTemporary908-10 mLDELN
41TRM, Mirafi XTTRM, Geogrid Tieback356 mLDELN
42TRM, Mirafi XTTRM, Geogrid Tieback, Wrapped456 mLDELN
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
33Atlantic Wire WallTemporary908 mLALN
43MSE Retaining WallPre-cast Panel, Tie-Back9010 mHAHY
52MSE Retaining Wall - Grid StripPre-cast panel, Grid Strip reinforcement9010 mHAHY
57Atlantic Wire WallPermanent9015 mLDELN
60MSE Retaining WallPre-cast panel, Grid Strip reinforcement9015 mHDEHY
61MSE Retaining Wall Grid StripPre-cast panel, Grid Strip reinforcement9015 mHDEHY
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
56GravixGravix Precast Wall System908 mHDEHY
Durisol
70 Frid Street Suite 1
Hamilton ON  L8R 3K4
Tel: 289-975-4402
Fax: 905-521-8658
Email: lise.sorensen@durisol.com
Web: www.durisol.com
2DurisolPost and Panel904 mHAHY
25Durisol Anchored Retaining WallDurisol Panel / T-Anchor9015 mHAHY
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
38Enviro Slope Geogrid WrapLayfield LP T-Series Geogrid and TRM, Wrapped456 mLDELN
6GEOWEB / Mirafi XTStacked Geocell, Tieback708 mMAMN
23GEOWEB / Mirafi XTGeocell on Slope Face, Tieback, Wrapped556 mLALN
32GEOWEB / Mirafi XTGeocell on Slope Face, Tieback356 mLDELN
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
19Gabion WallGabions with galvanized, PVC coated and PoliMac wire908 mLAMN
17Terramesh SystemGabion Basket, wire mesh tie back, with galvanized, PVC coated and PoliMac wire908 mLDEMN
31Green Terramesh SystemSteep Slope with galvanized, PVC coated and PoliMac wire708 mLDEMN
37TerrawallWire Mesh Facing and Tieback with galvanized, PVC coated and PoliMac wire848 mLDEMN
55L Panel WallTemporary (Less Than 5 Years), Wire Mesh Facing, Geogrid Tieback908 mLDELN
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
1Reinforced Earth Reco WallReinforced Earth Reco Wall - cruciform, square, rectangle panels9015 mHAHY
13TERRATRELTemporary 9015 mLALN
10TERRATRELReinforced Earth with cast-in-place facing9010 mHAH 
54GEOMEGAGeoMega Wall with GeoSynthetic Strips - GeoStrap / EcoStrap909 mHDEHN
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
8Sierra BFBlanket , Tensar Tieback356 mLALN
18Sierra GFWrap, Tensar Tieback456 mLALN
5MesaBlock, Tensar Tieback908 mHAMY
17Sierra WFBasket, Tensar Tieback, Temporary908 mLALN
62SierraScape WFWire Form (WF) Basket, Stone Face, Tensar UX Geogrid Tiebacks, Permanent908 mLDELN
14Sierra TFStacked Geocell, Tensar Tieback708 mMAMN
27ARESFull Height Concrete Panel, Tensar Tieback908 mAAHY
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
34TerraSlope 35Blanket, Stratagrid356 mLDELN
35TerraSlope 45Wrap, Stratagrid456 mLALN
36TerraFortFull Height Concrete Panel, Tenax Tieback, TMP GG60-GG160 Tieback908 mHAHY
39TerraSlope WebStacked Geocell, Stratagrid Tieback708 mMAMN
44TerraSteep 60Wire Facing, Geogrid Tie-back606 mLDELN
45TerraSteep 90Temporary, Wire-Face, Geogrid Tie-back908 mLDELN
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
40Miller Redi-Rock GravityGravity Block Wall902.7 mHDEMN
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
21SIENA STONEGravity Block Wall902.5 mHDEMN
50Siena Stone Geogrid SystemSegmental Block Wall, Geogrid Tie-back905 mHAMN