Overview

Oldcastle Infrastructure septic tanks are safe, reliable containment vaults utilized to naturally treat and separate wastewater. The tanks are watertight and suitable for moderate to traffic loading conditions, and environmentally friendly. With standard and customizable options, these tanks are the optimal choice when municipal sewers are not an option. Available features include grade rings & risers, lifters, pulling irons, drainage sumps, as well as knockouts to best fit your project needs.

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Name Model Height Width Length Diameter Downloads Quote Generator
Septic Tank-2 Compartments 1500 Gal. ST 1500ATC 5’ 11” 4’ 6” 9’ 6” View Add
PDF NE_AVN_4x9x5_1500-Gallon-Septic-Tank-w-Two-Compartments-H-10-Loading_27902.pdf
DWG NE_AVN_4x9x5_1500-Gallon-Septic-Tank-w-Two-Compartments-H-10-Loading_27902-1.dwg
Septic Tank 1500 Gal. H-10 Loading ST 1500 5’ 11” 4’ 6” 9’ 6” View Add
PDF NE_AVN_4x9x5_1500-Gallon-Septic-Tank-H-10-Loading_27922.pdf
DWG NE_AVN_4x9x5_1500-Gallon-Septic-Tank-H-10-Loading_27922-1.dwg
4’x10′ Septic Tank 1000 Gal. CST-1000-4105 5’ 4’ 10’ View Add
PDF NE_AVN_4x10x5_1000-Gallon-Septic-Tank_27932.pdf
DWG NE_AVN_4x10x5_1000-Gallon-Septic-Tank_27932-1.dwg
6’x6′ Septic Tank 1000 Gal. CST-1000-665 5’ 6’ 6’ View Add
PDF NE_AVN_6x6x5_1000-Gallon-Septic-Tank_27952.pdf
DWG NE_AVN_6x6x5_1000-Gallon-Septic-Tank_27952-1.dwg
5’x10′ Septic Tank 1500 Gal. CST-1500 5’ 5’ 10’ View Add
PDF NE_AVN_5x10x5_1500-Gallon-Septic-Tank_27972.pdf
DWG NE_AVN_5x10x5_1500-Gallon-Septic-Tank_27972-1.dwg
5’x10′ Septic Tank 2000 Gal. CST-2000 6’ 4” 5’ 10’ View Add
PDF NE_AVN_5x10x6_2000-Gallon-Septic-Tank_27992.pdf
DWG NE_AVN_5x10x6_2000-Gallon-Septic-Tank_27992-1.dwg
5’x10′ Septic Tank 2500 Gal. CST-2500 7’ 8” 5’ 10’ View Add
PDF NE_AVN_5x10x7_2500-Gallon-Septic-Tank_28012.pdf
DWG NE_AVN_5x10x7_2500-Gallon-Septic-Tank_28012-1.dwg
6’x14′ Septic Tank 2500 Gal. CST-2500-2 5’ 3” 6’ 14’ View Add
PDF NE_AVN_6x14x5_2500-Gallon-Septic-Tank_28032.pdf
DWG NE_AVN_6x14x5_2500-Gallon-Septic-Tank_28032-1.dwg
6’x14′ Septic Tank 3000 Gal. CST-3000 6’ 6’ 14’ View Add
PDF NE_AVN_6x14x6_3000-Gallon-Septic-Tank_28052.pdf
DWG NE_AVN_6x14x6_3000-Gallon-Septic-Tank_28052-1.dwg
6’x14′ Septic Tank 3500 Gal. CST-3500 6’ 9” 6’ 14’ View Added
PDF NE_AVN_6x14x6_3500-Gallon-Septic-Tank_28072.pdf
DWG NE_AVN_6x14x6_3500-Gallon-Septic-Tank_28072-1.dwg
9’x16′ Septic Tank 5000 Gal. CST-5000 6’ 9’ 16’ View Add
PDF NE_AVN_9x16x6_5000-Gallon-Septic-Tank_28112.pdf
DWG NE_AVN_9x16x6_5000-Gallon-Septic-Tank_28112-1.dwg
9’x16′ Septic Tank 6000 Gal. CST-6000 6’ 6” 9’ 16’ View Add
PDF NE_AVN_9x16x6_6000-Gallon-Septic-Tank_28132.pdf
DWG NE_AVN_9x16x6_6000-Gallon-Septic-Tank_28132-1.dwg
9’x16′ Septic Tank 7000 Gal. CST-7000 7’ 6” 9’ 16’ View Add
PDF NE_AVN_9x16x7_7000-Gallon-Septic-Tank_28152.pdf
DWG NE_AVN_9x16x7_7000-Gallon-Septic-Tank_28152-1.dwg
9’x16′ Septic Tank 8000 Gal. CST-8000 8’ 6” 9’ 16’ View Add
PDF NE_AVN_9x16x8_8000-Gallon-Septic-Tank_28172.pdf
DWG NE_AVN_9x16x8_8000-Gallon-Septic-Tank_28172-1.dwg
9’x16′ Septic Tank 9000 Gal. CST-9000 9’ 6” 9’ 16’ View Add
PDF NE_AVN_9x16x9_9000-Gallon-Septic-Tank_28192.pdf
DWG NE_AVN_9x16x9_9000-Gallon-Septic-Tank_28192-1.dwg
9’x16′ Septic Tank 10000 Gal. CST-10000 10’ 6” 9’ 16’ View Add
PDF NE_AVN_9x16x10_10000-Gallon-Septic-Tank_28212.pdf
DWG NE_AVN_9x16x10_10000-Gallon-Septic-Tank_28212-1.dwg
Commercial Septic Tank 2500-8000 Gal. CST-100 7’ 16’ View Add
PDF NE_AVN_7x16xVaries_100-Series-Commercial-Septic-Tank-Variable-Height-2500-8000-Gallon_28232.pdf
DWG NE_AVN_7x16xVaries_100-Series-Commercial-Septic-Tank-Variable-Height-2500-8000-Gallon_28232-1.dwg
Commercial Septic Tank 5000-16000 Gal. CST-200 7’ 16’ View Add
PDF NE_AVN_7x16xVaries_200-Series-Commercial-Septic-Tank-Variable-Height-5000-16000-Gallon_28252.pdf
DWG NE_AVN_7x16xVaries_200-Series-Commercial-Septic-Tank-Variable-Height-5000-16000-Gallon_28252-1.dwg
Commercial Holding Tank 2500-8000 Gal. HT-100 7’ 16’ View Add
PDF NE_AVN_7x16xVaries_100-Series-Commercial-Holding-Tank-Variable-Height-2500-8000-Gallon_28272.pdf
DWG NE_AVN_7x16xVaries_100-Series-Commercial-Holding-Tank-Variable-Height-2500-8000-Gallon_28272-1.dwg
Commercial Holding Tank 5000-16000 Gal. HT-200 7’ 16’ View Add
PDF NE_AVN_7x16xVaries_200-Series-Commercial-Holding-Tank-Variable-Height-5000-16000-Gallon_28292.pdf
DWG NE_AVN_7x16xVaries_200-Series-Commercial-Holding-Tank-Variable-Height-5000-16000-Gallon_28292-1.dwg

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Whether you're looking for additional product information or design assistance, or you’re ready to get a personalized quote, our dedicated team is here to guide you every step of the way.
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6'x14' Septic Tank 3500 Gal.

Model: CST-3500

Material: Concrete

Measurement System:

Height: 6’ 9”

Width: 6’

Length: 14’

Weight: 36800 lb

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