WebP-608 Emulsified Asphalt Seal Coat (that includes gilsonite for all you gilsonite haters out there) P-626 Emulsified Asphalt Slurry Seal Surface Treatment It also appears that the FAA is trying to distance itself from coal tar sealers a bit. The specs come with this caution: WebEmulsified Asphalt—Emulsified asphalt for chip seal shall meet the requirements of M 140, M 208, or M 316. 406.4.2. Aggregate—Chip seal aggregate shall conform to the requirements specified in MP 27, Section 6.1, Tables 1 and 2. 406.4.3. Mix Design—Design the chip seal to determine aggregate spread rate and emulsified asphalt
CRS-2P Product Data Sheet
Webis the FAA specification for a specialized type of P-608 Emulsified Asphalt Seal Coat. It uses an emulsified asphalt the contains 20% Gilsonite and a medium to fine graded sand. The Gilsonite additive and the use of more finely graded aggregate differentiate it from more conventional Seal Coats. The FAA specification also allows for WebItem P-608 Emulsified Asphalt Seal Coat 393 Polymer Properties Properties Limits Solids Content 47% to 65%, Percent by Weight Weight 8.0 to 9.0 pounds/gallon (1.07 to 1.17 kg/L) pH 3.0 to 8.0 Particle Charge Nonionic/Cationic Mechanical Stability Excellent Film Forming Temperature, °C +5°C, minimum Tg, °C 22°C, maximum chest size for men for army
FAA revised "P" Specifications Listing - geeasphalt
WebSECTION 8 ITEM P-608 EMULSIFIED ASPHALT SEAL COAT DESCRIPTION 608-1.1 This item shall consist of the application of a emulsified asphalt surface treatment composed of an emulsion of natural and refined asphalt materials, water and a polymer additive, for taxiways and runways with the application of a suitable aggregate to maintain adequate … Webasphalt-rubber binders may be used, such as AR Type II or Type III. The choice of binder is dependent on material, traffic, and environmental factors. The first consideration is to use hot applied AC binders or asphalt emulsion binders. AC binders are 100% asphalt, while emulsions are approximately 2/3 asphalt and 1/3 water. Webconstruction of a seal coat of asphalt cement and cover aggregate on RAP, strip-paved, and gravel surfaces. Article 2.2 Asphalt The Contractor shall submit a certified analysis of the proposed asphalt from the refinery laboratory to the Engineer for review and approval. A copy of the certified analysis shall chest size for men in meter