SUBSTRUCTURES

Drillmec has intensive inventory of substructures solutions for oil drilling and workover applications. Box type, skid mounted , swing lift, sling shot and skidding installations are currently available in Drillmec portfolio. All substructures are supplied with adjustable seats around the rotary table.

Product line:

- Swing lift substructures
- Sling shot substructures
- Box on box substructures
- Skidding system
- Trailerized substructures


All these structures can be designed in accordance with customer’s specifications and requirements. Swing lift solutions are designed to limit the need of a subsidiary crane using the drawworks power (only two lifts are required ). First the mast and setback are raised to vertical position , then the drawworks, working floor and dog house are elevated to operating floor height. It is used in both phases a reliable sheave and a wireline erection system. The wide open space under the substructure allows easy access to install and operate on BOP systems. The simple design reduces loads and moving time, assuring at the same time high rigidity and stability to the structures.

Advantageous characteristics:

- Custom designed according to customer’s needs
- Swing lift Solution to limit Subsidiary crane use
- Use of Drawworks for Rig-Up with two lifts only
- Use of Reliable sheaves and wire-line system