Coal Tar Pitch Roof Removal

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Coal tar pitch roof removal. Because of the different properties of asphalt and coal tar pitch roofers were careful not to mix the two materials on the same project. Application tools such as melting kettles mops and mop carts needed to be dedicated to either pitch or asphalt. It is used as a base for coatings and paint in roofing and paving and as a binder in asphalt products. What you are experiencing during the tear off process is the pitch dust.
Your tear off shovel is your best friend when it comes to removing a tar and gravel roof. Clog free warp free and crack free. A roofing demolition blade built to cut gummy materials including tar and gravel modified roofing coal tar pitch and more. Coal tar roofing pitch other generic names.
Coal tar pitch volatiles are composed of various chemical vapors that become airborne during its heating process. New coal tar pitch roof installations however are extremely rare. Ms0002 page 1 of 8 current issue date. Data collected to date.
It is solid for all practical purposes at room temperature. However to get the most out of your roof a routine audit is recommended in order to detect problems due to wear and tear abuse or unusual acts of nature. Give each crew member a roofing tear off shovel. Coal tar pitch is produced by distilling or heat treating coal tar which is a by product of the production of coke or coal gas.
Coal tar pitch was a by product of processing coal to make coke which in turn was used in making carbon steel and electrodes for the aluminum industry. 5x longer life over framing demolition blades when cutting dense and gummy materials. You should equip your men with pitch hoods pitch cream and wet the roof if possible to reduce the affects. Both coal tar and coal tar pitch contain many chemical compounds including carcinogens such as benzene.
Coal tar pitch is melted on site in an industrial kettle and applied to the roof as a hot liquid. Chemical product and company identification product name. April 2005 400 old reading pike ste 304 pottstown pa 19464 tel. It is very hazardous and harmful.
Due to its resistance to ponded water oxidation chemical attack and its cold flow self healing properties coal tar pitch built up roofing systems typically require little maintenance. Bituminous roofing hits the market back in the pre world war ii years there were two bituminous substances bitumens that dominated the roofing industry. It should have a flat relatively sharp lip with which to both shovel gravel and shave off tar from the roof membrane. Evidence indicates that the same recorrmended level or a lower level should apply to coal tar pitch tear off dust produced durinq the removal of old coal tar pitch roofinq material.