05-28-1991 Council Packet - Laserfiche WebLink

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) Trevira-^ Spunbond I -Tr <V> _ * •. '» stone Figure 6 — TflEVIRA Sounbond for Stone Berms BENEFITS: TREVIRA® Spunbond provides the necessary separation, filtration, reinforcement and planar flow to significantly reduce sediment transport. Maintenance costs are thereby reduced and a^isthetics improved. WATERPROOF PLANTERS PROBLEM: Eliminate leakage of water from concrete planters onto rooftops and patios. SOLUTION: Apply tiiCk coat of asphalt cement to inside of planter md place TREVIRA Spunbond. Im pregnate 'REVIRA Spunbond with asphalt ce ment and oat with colored sealer. Concrete Untreated Trevira® Spunbond (•nratioi Impregnated Trevira'® SpunbondOptional Dram pipa with a •maN pmca of Spenbond to pcovont •tono from oiogomo dramago ayatam. Gravel Figure 7 — TREVIRA Spunbond for Planter Liners BENEFITS: Impregnated TREVIRA Spunbond provides an impervious barrier to water penetration. Sealer provides asphalt protection and color. 8/82 Rev. 2/83 SOIL SEPARATOR FOR TURF BLOCKS PROBLEM: Intermixing or sci’ ano or g-avei and sand, pro- auc:nc an unstacie case ‘or turf blocks. SOLUTION: After grading and ccmcactmg subsoil and/or gravel, place TREVIRA Spunbond beneath sand and blocks to eliminate mixing of sand and soil, while allowing total passage of water througn system. TREVIRA Spunbond is placed simply by unrolling the Spunbond on top of subsoil or gravel. The suggested overlays of adjacent rolls are 12 inches minimum. The sand is subse quently placed directly on the TREVIRA Spun bond. Patio Block Trevira® Spunbond ub Soil Base Patio Block Sand Ml Trevira® Spunbond Sub Soil Base Figure 8 — TREVIRA Sounoono (or Turf Blocks BENEFITS: Total separation of soil and/or gravel and sand to reduce reseating of blocks and allow total permeability of water for drainage. LA-3