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PRODUCT SPECIFICATIONS <br />PART 1 GENERAL <br />1.1 CONTRACTORS RESPCNSiltUTICS <br />A. Worn inciLKles fjrnistiir.g and irstalHng mcduiar fc^ccK <br />retair4fig wall w«ts to tf;# iir.es a.-d {.'■aces ces grea <br />on the constojcticn drawings and as spec;f;e<J rero.n <br />B. Work incudes precanng foundation sc;l. leve^-rs pad. <br />unit fKl, and hackfill to the lines and grades designated <br />on the construction drawings. <br />C> Furnishing and Instaiiirtg at] related ntateriA's required <br />for construction of the fetdln.ng well as shown on tfie <br />constrjcton drawings. <br />1.2 .PPLICABLe SECTIONS OF RELATED WORK <br />A. Section; Geogrid Specificatvns <br />1.3 REFERENCE STANDARDS <br />A. American Socety for Testing and Materials (ASTM) <br />ASTM C.90‘90 Ho!!ow Load-Bearing Masonry <br />Units <br />ASTM C-140-75 Sampilng and Testing Concrete <br />Masonry Units <br />ASTM C-1 45-85 Sa'id Load-Beartng Concrete <br />Masonry Units <br />1.4 DELIVERY, STORAGE. AND HANDLING <br />A. Contractor shad check the materials upon delivery to <br />assure that proper material has been received. <br />B. Contractor shall prevent excessive mud. wet cement, <br />epoxy, and like materiala which may affix themselves, <br />from coming in contact with the materials. <br />C. Contractor shall protect the materials from damage. <br />Damaged material shall rot be incorporated into me <br />retaining wall system. Damaged units shall be <br />eva.>uated for usage in the wan according to ASTM: <br />C-90-75 (1981 Rev.) <br />1.9 DEFINITIONS <br />A. Concrete retaining wall units are as detailed cn the <br />drawings and are specified under Section; Modu'ar <br />Retaining Wall Units. <br />B. Base Material • the leveling pad which can consist of <br />sand, gravel or unreinforced concrete. Base Material <br />design depends upon soil conditions at the site. <br />C. Unit f‘<l • a free draining granular material used within <br />and around the concrete units and 12 ’ behind the wa.1. <br />0. Reinforced fill * the soil which is used as fill behind <br />the wail units and within the reinforced soil mass if <br />applicable. <br />E. Backfill - compacted original situ or In situ soil located <br />behind the .-elnfcic^d soil mass. <br />1.8 SUBMITTALS <br />A. Samples cf aH products used in th.s secten <br />B. Latest edit^cn of manufacturers specifications on <br />prcocsed material, method of instalation and yst of <br />mate.'ial prepesad fer use. <br />1.7 QU4UTY ASSURANCE <br />A. Soil testing end inspection se.'vice for quality ccrtrol <br />testing during earth work operafions wil be supniied <br />by the owner. <br />PART 2 ROCKWOOO CUSSIC WALL <br />SYSTEM <br />2.1 MATERIALS <br />A. Cono’ete Units <br />1. Concrete wa'I units shaH have a minimum 28 day <br />compressive strength of 3000 psi (a) m accordance <br />with ASTM C*140-90. The concrete shall have <br />adequate froeze/thaw protection with maximum <br />water absorption requirements in accordance with <br />C-1 40-90. <br />2. Exterior dimensions may vary in accordance with <br />ASTM C-90-85. Units ere required to have one <br />square foot of face area each. <br />3. Retaining wa9 um'ta SheB provide a minimum of 100 <br />pounds per equare foot of wan face area. <br />4. Exterior face shal be textured. <br />5. Units shall be positively interlocked. <br />1. The units have an Anchor Bar In the middle of <br />the unit on the bottom side. (Figure 1) The <br />Anchor Bar positively locks into the two units <br />below. (Figure 2) <br />b. The unit has NO pine. The ANCHOR BAR <br />System le much stronger in shear then a pin <br />system. The ANCHOR BAR creates an <br />eutomatio setback of % inch per course. (Figure 3i <br />(Figure 3) <br />Anchor bar <br />Classic unit <br />Figure 1 • Anchor bar location.