PART 2 PRODUCTS
Only licensed and authorized manufacturers of: ReCon Retaining Wall Systems, Inc. 2311 Wayzata Blvd. Minneapolis, MN 55405
374-1118 Fax www.reconwalls.com
ReCon “Series 50” retaining wall units.
The block unit shall consist of concrete with average 28-day compressive strength of no less than 4000 PSI.
Concrete shall have 4.5 - 7.5 percent air entrainment by volume.
Weight of concrete shall be a minimum of 145 pounds per cubic foot.
Exterior dimension at the face shall be 48” by 16” for full and corner unit, and 24” by 16” for half unit.
Depth of unit should be as per Construction Drawings and is available in 24”, 39” or 45” depths.
ReCon units used shall maintain tolerances of:
Height: +/- 3/16”
Width: +/- 1/2” unless field cut for fitting purposes.
Depth: No less than the unit design depth (i.e. 24”, 39” or 45”)
Special shape units should be obtained and used where indicated on the final engineered construction drawings. Reference ReCon Drawing # 100 for overview of standard unit types.
ReCon Unit Face Texture: [Specify choice (or choices) as required. Check local availability]
Shall be “LeSueur County Limestone”.
<or> b. <or>
Shall be “North Shore Granite”.
Shall be “Old World”.
Geogrid Reinforcement: Geosynthetic reinforcement shall be high tensile geogrid or geotextile manufactured specifically for soil reinforcement applications.
Construction Drawings shall indicate type, strength, locations and lengths of reinforcement used.
The geosynthetic manufacturer shall provide all relevant testing to the wall design engineer for incorporation in the wall design and shall be included in the submittal for the Construction Drawings.
No substitution of geosynthetic shall be allowed that was not evaluated in the Construction Drawings.
Base Leveling Pad: The wall base leveling pad material shall consist of a compacted crushed stone base or non-reinforced concrete as indicated in the Construction Drawings.
Drainage Aggregate: Drainage aggregate shall consist of clean 1” minus crushed stone or gravel meeting the requirements of the Construction Drawings.
Backfill material: All backfill material, borrow or imported, shall meet all requirements of the Construction Drawings.
Drainage Pipe: If required in Construction Drawings, drainage pipe shall be perforated or slotted PVC pipe manufactured in accordance with ASTM D-3034 or corrugated HDPE pipe manufactured in accordance with ASTM D-1248. Drainage pipe may also be covered with a geotextile filter fabric.
Unit adhesive: Adhesive shall be a premium, construction grade suitable for concrete and exterior applications.
ReCon retaining wall color [Specify choice (or choices) as required]
Finished wall shall be left in natural (as-cast) color. <or>
Finished retaining wall shall be stained in accordance with Section 099313.13 “Exterior Staining”.
Acceptable product stains:
Sherwin Williams H & C SHIELD PLUS CONCRETE STAIN
TK Products TRI-SHEEN PIGMENTED STAIN TK-5272
Color shall match [Define reference or sample to match]. <or>
Color shall be [Designate existing color]
Sealing [Optional, list here and specify in Section 099723 Concrete and Masonry Coatings or 099623 Graffiti-Resistant Coatings]
TK Products TK-290 WDOT TRI-SILOXANE