Parking Garage Roof Drain

Zurn offers a complete line of heavy duty parking deck drains providing installation and rework savings.
Parking garage roof drain. North metro rail line project rtd contract no. Unless otherwise recommended by a geotechnical engineer lacrc r801 3 8. Cleanouts should also be installed on the underside of the slab and drain bodies should include. This will keep the load down to approximately 15 lbs.
Stormwater drainage calculations parking garage cdrl 03 037 11 06 june 2 2017 prepared by. Flush and clean the floor drains and drain pipes in a parking garage at least twice a year. This allows salt laden water brought in by vehicles to be quickly discharged from the surface of the parking deck to the storm or sanitary drainage system. Of course we get the approval of the ahj.
If your garage has no facilities for rinsing or washing down the decks a number of jurisdictions allow you to delete the sanitary drainage system and connect all the drains to the storm drain system. Clean outs are required at all points of closed drains where the grade changes from a steep to a. Regional rail partners for. Show down spout and location of discharge to ground surface which shall be at least 5 feet from foundations walls or to an approved drainage system.
The engineer should lay out the roof drain system consistent with the structural design strength of the roof. Normally for a flat roof with a 30 lb. Design load the water depth or build up would be limited to 3. Like previously stated size the drains at 4 with 4 piping.
On the other hand i ran into one that required sanitary connections for a garage with no water supply at all. If the garage is not heated you might have problems with freezing if in an area subject to freezing. A parking garage will oftentimes be open on the top and in some cases the sides. With parking structures that are partially open on the sides it is important to review the circumstance with industrial waste department in the city.
Any drains serving surfaces on these open levels should be collected and taken directly to the site storm system. 13dh008 having checked this item of contract data i hereby certify that it conforms to the requirements of the agreement in all respects except as specifically indicated. About us contact us faq manufacturers products shipping. Read the full list of benefits.