Makes long reach hydraulic excavators to move high payloads at long distances or large depths, in tough soil conditions. Uses long knuckle boom and large counterweight. California, USA. Dorfman Construction provides large hydrolic excavators (175,000 lbs-350,000 lbs) modified with an extended long-reach arm and/or boom and oversized cylanders that generate colossal excavation payloads at extreme depths and in tough soil conditions.

Provides structural engineering designs and inspections, for commercial and residential clients. Located in Chicago, Illinois. Foundation repair and inspections provided by our Illinois engineers & consultants for the northern IL suburbs, near Chicago. Also, identifying residential or commercial structural problems and an estimate to correct any defects or problems.