Approved Materials - Storm Drainage
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Inlet Frames
Applicable Specification:
| Overland Park Standard Details (Area Inlet and Curb Inlet Details) |
| Manufacturer | Product Name or Number | Approval Date | Comment | Catalog Cut Links |
| EJ Group, Inc. | Curb Inlet 10” Throat | 4/27/2017 | Curb Inlet 10” Frame | |
| Shawnee Steel & Welding Inc. | Curb Inlet 10” Throat | 4/27/2017 | Curb Inlet 10” Frame | |
| Shawnee Steel & Welding Inc. | Area Inlet 10” Throat | 4/27/2017 | Area Inlet 10” Frame | |
| Brown's Fabrication & Steel, LLC. | Curb Inlet 10” Throat | 6/26/2017 | Curb Inlet 10” Frame | |
| Brown's Fabrication & Steel, LLC. | Area Inlet 10” Throat | 6/26/2017 | Area Inlet 10” Frame |
Manhole Steps
Applicable Specification:
| Overland Park Standard Details (Precast Manhole Detail) Overland Park Construction Specifications - Section 815 |
| Manufacturer | Product Name or Number | Approval Date | Comment | Catalog Cut Links |
| American Step | ML-13 | 3/27/2017 | ML-13 | |
| American Step | ML-10 | 3/27/2017 | ML-10 | |
| MA Industries | PS1-PF | 3/27/2017 | PS1-PF | |
| MA Industries | PS2-PF | 3/27/2017 | PS2-PF |
Manhole Rings & Lids
Applicable Specification:
| Overland Park Standard Details (Manhole Casting Detail) Overland Park Construction Specifications - Section 815 |
| Manufacturer | Product Name or Number | Type | Approval Date | Comment | Catalog Cut Links |
| Castings from overseas shall have the coupon as required in AASHTO M-306 for testing. | |||||
| EJ Group, Inc. | 1501 A and Z | Medium Duty | 4/7/2017 | 1501 | |
| 1502 A and Z | Heavy Duty | 4/7/2017 | 1502 | ||
| Clay and Bailey | N2161-CSTSWR | Medium Duty | 4/13/2017 | N2161-CSTSWR | |
| N2160-CSTSWR | Heavy Duty | 4/13/2017 | N2160-CSTSWR | ||
Sealants - Manhole
Applicable Specification:
| Johnson County Wastewater Standard Details |
| Manufacturer | Product Name or Number | Approval Date | Comment | Catalog Cut Links |
| Hamilton Kent | No. 2 | 4/13/2017 | Kent Seal No. 2 | |
| Trelleborg | Bidco – C56 Butyl | 4/13/2017 | C56 Sealant | |
| Press-Seal Corp. | Pro-Stik | 4/13/2017 | Pro-Stik |
Sealants - RCBs & Non-circular Pipe
| Manufacturer | Product Name or Number | Approval Date | Comment | Catalog Cut Links |
| Blackhawk | Mastic | 4/14/2017 | BH5401 | |
| Mar-Mac Manufacturing | Mac-Wrap | 4/14/2017 | Mac-Wrap |
Class III Concrete Pipe
Applicable Specification:
| Overland Park Construction Specifications - Section 817 |
| Manufacturer | Pipe Size | Wall Size | Joint Design | Gaskets | Approval Date | Catalog Cut Links |
| Pretech | 15”-36” | B | Profile | Hamilton Kent - Tylox Super Seal (HK TSS) | 5/5/2017 | RCP 15"-36" |
| Trelleborg Forsheda | ||||||
| Universal Polymer & Rubber | 4/10/2018 | |||||
| Pretech | 42”-78” | B/C | Profile | HK TSS | 5/5/2017 | RCP 42"-78" |
| Forsheda | ||||||
| Universal Polymer & Rubber | 4/10/2018 | |||||
| Forterra | 12" | C | P4 (Profile) | HK TSS135 | 5/5/2017 | |
| Forterra | 15"-18" | B/C | P4 | HK TSS135 | 5/5/2017 | |
| Forterra | 21" | B/C | CX4 (Confined O-ring) | Press Seal 21/32 | 5/5/2017 | |
| Forterra | 24"-36" | B/C | P4 | HK TSS135 | 5/5/2017 | |
| Forterra | 42” | B | P3 | HK TSS 185 | 5/5/2017 | |
| C | CX4 | Press Seal 25/32 | ||||
| Forterra | 48” | C | P3 | HK TSS 185 | 5/5/2017 | |
| CX4 | Press Seal 25/32 | |||||
| Forterra | 54” | C | P3 | HK TSS 185 | 5/5/2017 | |
| CX4 | Press Seal 25/32 | |||||
| Forterra | 60", 66" | C | CX4 | Press Seal 25/32 | 5/5/2017 | |
| Forterra | 72", 78" | C | CX4 | Press Seal 27/32 | 5/5/2017 | |
| Forterra | 84", 90" | B | CX4 | Press Seal 1 | 5/5/2017 | |
| Forterra | 96", 144" | B | CX4 | Press Seal 1-3/32 | 5/5/2017 | |
| Forterra | 108", 120" | B | CX4 | Press Seal 1-1/16 | 5/5/2017 |
Underdrains
Applicable Specification:
| Overland Park Construction Specifications - Section 822 KDOT 822 and 1907 with modifications |
| Manufacturer | Product Name or Number | Type | Approval Date | Comment | Catalog Cut Links |
| Contech | A-2000 | H | 3/29/2017 | A-2000 | |
| ADS | N-12 | T | 3/29/2017 | N-12 | |
| ADS | AdvanEDGE | T (Alt.) | 4/14/2017 | AdvanEDGE |