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FIBERMESH Guide Specification EFFECT OF FIBERMESH ON CONCRETE PERMEABILITY Concrete Engineered Reinforcing Fibers shall be polypropylene, collated, fibrillated fibers from Fibermesh Co.,4019 Industry Drive, 'I* 'V.`'"' 'Vt . Y� A.x• wl Chattanooga, TN 37416. Fibermesh fibers shall be used in all con- sE �'..._ ::: �"' qui�;f ,. '. 4 "°"'r'°E"`°"`" ' '` crete as indicated on the drawings oras specified and in strict ac- ' `' cordance with the manufacturer's recommendations as to type and I ", 4 g amount. The fiber manufacturer or approved distributor shall pro- - t:f a Sat 9 '" ,,b aeYr ,;iesw`ru? v + ..n .,:�,w:a v:,.. : ti� 0, vide the services of a qualified employee for a pre-job meeting and r 5 1 Pig t. - fi .,:.tf initial job start up. Only fibers designed and manufactured s ecif- ',q Ex t. pPy Ealt r icalfy for use in concrete from virgin polypropylene and so certified 2 2 AGE•DAYS 2' 2e by the manufacturer shall be acceptable. Water Migration Chart APPLICATION GUIDELINES Additional Test Data DO SPECIFY DO NOT SPECIFY Additional laboratory and field FIBERMESH FOR: FIBERMESH FOR: engineering data from tests have 1. The control of concrete - 1. The control of cracking as determined that the use of Fiber- cracking as a result of a result of external mesh results in the following: intrinsic stresses (drying stresses (structural). Modest increases in compres- 2. Increasing the structural Ei sive,flexural and tensile(splitting 2. A more efficient and cost number of PC concrete in and direct) strengths. effective method of pro- pavement of slabs on grade. Double abrasion resistance of viding dimensional stabili- 3. Higher structural strength plain concrete. ty than wire mesh (tpm- development. perature steel) for.recon 4. The elimination or reduc ® Substantial improvement of dary reinforcement. impact and fatigue resistance. tion in curling and/or 3. A reduction in the creep. IS Improved freeze-thaw dura- permeability of concrete. bility. 5. The justification for a 4. Greater impact and shat- reduction in the size of ter resistance in concrete. the support columns. ii TECHNICAL DATA 5. Support and cohesiveness 6. The replacement of any (tier to Table 1 for Typical in the concrete on steep moment or structural Properties. inclines and/or slipformed steel reinforcement. placements. 7. The unlimited elimination TABLE I 6. Higher fatigue resistance. of control joints. Typical Properties 7. Improved durability. 8. The thinning-out of Absorption —NII 8. Placements where all bonded or unbonded Specific Gravity —o.9 materials must be non- overlay sections. Fiber Length —Ih",34",1-1/2°,2" metallic. (13, 19,38,51 mm) 9. Areas requiring materials Melt Point —320°F340°F which are both alkali and (160°C-170°C) chemical resistant. Ignition Point -1100° F(590°C) Thermal Conductivity —Low Complies with Council of American Building Electrical Conductivity —Low ,....., Officials report No. NER-284. Classified Omega Acid and Salt Resistance —High Point, Southwest Certification Service Inc.and .,n- '-?iY•' Su'CS U� Tensile Strength. ksi —80-110(.56-.77) Underwriters Laboratories. ~ Kn/mm2) Modulus(Youngs) 103ksi —0.5(3.5 Kn/mm2) 5. INSTALLATION 6. AVAILABILITY AND COST Compliance: Fibermesh complies Fibermesh is light and easy to Availability: Fibermesh can be with the 1984 SOCA Basic Na handle, and packaged in premea- purchased throughout the free tional Building Code and 1986 sured bags ready for accurate ad- world.There are technically qual- Supplement, the 1985 Standard dition at any convenient time dur- ified field sales personnel in most Building Code, and the 1985 Uni- ing the mixing operations, either major cities for service. form Building Code,as reported by at the batching plant or into mix- ` Council of American Building er trucks at the job site. Cost: General estimating lificials National Evaluation Ser-Fibermesh is distributed through- should be based at $.03 per Coo mmittee—Report No. NER out the concrete mix when mixed square foot per inch of concrete 284 January, 1986. Fibermesh is at the mixer's rated speed and thickness. Price can vary based accepted by various State Depart- time. Overmixing will not alter its on volume and location. ments of Transportation. performance.