DRAINAGE STRUCTURES – Inland Northwest Precast

DRAINAGE STRUCTURES

Concrete-Inlet

INWP-Drawings---Concrete_Inlet

Type 2 CONC Inlet

INWP-Drawings---Type2_CONC_Inlet

ARS

INWP-Drawings---ARS

Type-1-CB

INWP-Drawings---Type1_CB-WSDOT

Type-0 -CB-COS

INWP-Drawings---Type0-CB COS

Grade Rings

INWP-Drawings---Grade_Ring

Type-1P-CB

INWP-Drawings---Type1P_CB-WSDOT

COS-Type-1-CB

INWP-Drawings---COS-Type1-3-CB

Ø30 Grade Rings

INWP-Drawings---ø30-GradeRing

Type-1L-CB

INWP-Drawings---Type-1L-CB

COS-Type-4-CB

INWP-Drawings---COS-Type4-CB

Type-2-Grate-Inlet

INWP-Drawings---Type2_Grate_Inlet

Ø48''-Type-1 Drywell

INWP-Drawings---ø48_Type1_Drywell

Ø48'' Type-B Drywell

INWP-Drawings---ø48-TypeB_Drywell

Ø48'' Type-B Drywell PF

INWP-Drawings---ø48-TypeB_Drywell_PF

Type-2 Special Curb Inlet

INWP-Drawings---Type2_Special_Curb_Inlet

Ø48'' Type-2 Drywell

INWP-Drawings---ø48_Type2_Drywell

Low Profile 500 Gallon DW

INWP-Drawings---500_Gallon_LowProfile_DW

Ø48'' Drywell OB

INWP-Drawings---ø48_Type1_Drywell_OB

Ø48'' Type-A Drywell

INWP-Drawings---ø48-TypeA_Drywell

Low Profile 1200 Gallon DW

INWP-Drawings---1200_Gallon_LowProfile_DW