Can I have a substructure made to my own specification? By tjs Posted September 30, 2016 In 0 0 All substructures are tailor made and designed to suit particular applications. tjs Recent PostsHow Much Should a Catchpit Tank Cost?The 5 Best Catchpit Companies for Interceptor Tanks in the UKWhat Are Your Options for Underground Storage Using Prefabricated Steel?Constructing a Lift Pit: In Situ vs Prefabricated Steel