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Nyloplast Grate Inlet Capacity ChartsThese charts are based on equations from the USDOT/FAA Advisory Circular pertaining to SurfaceDrainage Design, AC No: AC150/5320-5C and the USDOT/FHWA Urban Drainage Design Manual,Hydraulic Engineering Circular No. 22, Third Edition, Publication No. FHWA-NHI-10-009. Certainassumptions have been made, and no two installations will necessarily perform the same way. Safetyfactors should change with site conditions and is left to the discretion of the design engineer.3130 Verona Avenue Buford, Georgia 30518 (866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490Nyloplast is a registered trademark of Nyloplast, 2010 NyloplastJune 2012

Nyloplast 6" Drop In Grate Inlet Capacity ChartGRATE FOR DROP INLET - ST#80.400.350.30Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 8" Drop In Grate Inlet Capacity ChartGRATE FOR DROP INLET - ST#50.800.700.60Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 10" Drop In Grate Inlet Capacity ChartGRATE FOR DROP INLET - ST#61.401.20Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 12" Drop In Grate Inlet Capacity Chart1.601.401.20Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 15" Drop In Grate Inlet Capacity Chart2.502.252.001.75Capacity .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 18" Drop In Grate Inlet Capacity Chart3.503.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 24" Drop In Grate Inlet Capacity Chart7.006.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 8" Standard Grate Inlet Capacity Chart0.800.700.60Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 10" Standard Grate Inlet Capacity Chart1.201.101.000.900.80Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 12" Standard Grate Inlet Capacity Chart2.502.252.001.75Capacity .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 15" Standard Grate Inlet Capacity Chart4.003.503.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 18" Standard Grate Inlet Capacity Chart5.004.504.003.50Capacity .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 24" Standard Grate Inlet Capacity Chart8.007.006.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 30" Standard Grate Inlet Capacity Chart14.0012.00Capacity 0.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 12" Pedestrian Grate Inlet Capacity Chart2.001.801.601.40Capacity .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 15" Pedestrian Grate Inlet Capacity Chart3.503.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 18" Pedestrian Grate Inlet Capacity Chart3.503.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 24" Pedestrian Grate Inlet Capacity Chart7.006.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 30" Pedestrian Grate Inlet Capacity Chart11.0010.009.008.00Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 8" Bronze Grate Inlet Capacity Chart0.800.700.60Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 10" Bronze Grate Inlet Capacity Chart1.201.101.000.900.80Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 12" Bronze Grate Inlet Capacity Chart2.001.801.601.40Capacity .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 15" Bronze Grate Inlet Capacity Chart3.503.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 8" Dome Grate Inlet Capacity Chart1.201.101.000.900.80Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 10" Dome Grate Inlet Capacity Chart2.202.001.801.60Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 12" Dome Grate Inlet Capacity Chart2.752.502.252.00Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 15" Dome Grate Inlet Capacity Chart4.504.003.50Capacity .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 18" Dome Grate Inlet Capacity Chart7.006.00Capacity .250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 24" Dome Grate Inlet Capacity Chart11.0010.009.008.00Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 30" Dome Grate Inlet Capacity Chart16.0014.0012.00Capacity 0.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 2' Road & Highway Grate Inlet Capacity Chart11.0010.009.008.00Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 3' Road & Highway Grate Inlet Capacity Chart18.0016.0014.00Capacity 50.200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 2' Steel Bar / MAG Grate Inlet Capacity Chart22.0020.0018.0016.00Capacity Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 3' Steel Bar / MAG Grate Inlet Capacity Chart35.0030.00Capacity .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 2' Curb Inlet Standard Grate Inlet Capacity Chart11.00High Hood Setting(8.47" Curb Setting)10.009.00Mid Hood Setting(6.47" Curb Setting)8.00Low Hood Setting(4.47" Curb Setting)Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 2' Curb Inlet Diagonal Grate Inlet Capacity Chart11.00High Hood Setting(8.47" Curb Setting)10.009.00Mid Hood Setting (6.47"Curb Setting)8.00Low Hood Setting(4.47" Curb Setting)Capacity d (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 3' Curb Inlet Diagonal Grate Inlet Capacity ChartCapacity (cfs)18.0016.00High Hood Setting(8.47" Curb Setting)14.00Mid Hood Setting(6.47" Curb Setting)12.00Low Hood Setting(4.47" Curb .200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 3' Curb Inlet High Flow Grate Inlet Capacity Chart20.00High Hood Setting(8.47" Curb Setting)18.00Mid Hood Setting(6.47" Curb Setting)16.00Low Hood Setting(4.47" Curb Setting)14.00Capacity 50.200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10

Nyloplast 2' x 3' Roll Curb Inlet & High Flow Grate Inlet Capacity Chart18.0016.0014.00Capacity 50.200.250.300.350.400.450.500.550.600.650.70Head (ft)3130 Verona Avenue Buford, GA 30518(866) 888-8479 / (770) 932-2443 Fax: (770) 932-2490 Nyloplast Inlet Capacity Charts June 20120.750.800.850.900.951.001.051.10