xxxxx TXD xxxxx TXD Design

• xxxxx TXD xxxxx

TXD Design Goals • • • Alternative to a “Big-Rig” Shallow oil/gas and CBM applications Handle range 3 casing Quick and easy set-up and breakdown High performance in compact package Low axle weights Automated pipe handling Hands free breakout (hydraulic roughneck) Powerful tophead rotation system

Telemast Concept • Innovative design offers 2: 1 cylinder/head travel • Head fully retracted for short transport length • Mast fully extended as required for setting casing • Construction locates cylinder rods out of harms way • Mast slides so loads are transmitted to the ground • Mast mounted hydraulic outriggers support loads • High tophead travel speeds

Basic Specifications • Mounting: Custom tri-axle trailer with tag dolly • Deck Engine: MTU 12 V-2000, 760 hp, air starter • Tophead: 4 3/4” ID (120. 6 mm) spindle, 4 x two speed motors, 0 -90 rpm @ 17, 750 ft-lb, 0 -180 rpm @ 7, 670 ft-lbs • Mast: 50’ top head travel, 30 1/4” table, power holding slips • Fluid Lines: 3” ID, 3000 psi WP • Feed System: 200, 000 lb (actual) hoist, 32, 000 lb. down • Pipe Handling Winch: 9, 600 lb with hydraulic jib boom • Automated Pipe Handling System: Custom tandem axle trailer powered by rig hydraulics, up to 47’ long x 30” OD tubulars • Power Breakout: Hands free, 4½” to 8” OD, 53, 000 ft-lb

Basic Dimensions • • • Minimum Overall Length: 50’ (15. 2 m) Front Overhang: negligible Width: 9’ 6” (2. 9 m) Height: 13’ 6” (4. 1 m) Weight: 95, 000 lb (43, 181 kg) Distribution: 20, 000 lb/axle (9, 072 kg), 17, 000 lb/axle (7, 711 kg) with tag dolly

Tilt-out Top Head 0 -90 rpm @ 17, 750 ft-lb, 0 -180 rpm @ 7, 670 ft-lb • Single reduction spur gear drive • Large tapered roller bearings, no pinion bearings required • Four, 2 speed, high torque hydraulic motors • 4 ¾” ID thru shaft • Floating sub • Casing lifting eyes

Top Head & 3” ID 3000 PSI Fluid Lines

Rotation Brake For Directional Applications

Top Head & Work Platform

Power Breakout 4” – 8” OD” 4” Drill Pipe 8” Collars

DDC/MTU 12 V-2000 TA DDEC, 760 bhp @ 1, 800 rpm

TXD Rig Transport

Pipe Loader Transport

Transport

Positioning Rig

Erecting Mast

Pipe Handling Trailer Connected to Rig

Rig & Automated Pipe Handling Trailer

Automated Pipe Handling Trailer

Automated Pipe Handling System

Pipe Stop Adjustable Pipe Stop

Pipe Handler Jaws

Pipe Handling Adjustable Pipe Stop

Pipe Handling

Pipe Handling Adjustable Pipe Stop

Pipe Handling

Pipe Handling

Pipe Handling

Pipe Handling

Pipe Handling

Pipe Handling

Pipe Handling

Schramm Engineering • Over 50 years of drill rig design experience • Utilizing the latest CAD systems • Finite Element Analysis insures dependability • Dynamic field testing - Installed Strain Gauges

TXD

TXD ROTADRILL

TXD ROTADRILL

TXD ROTADRILL

ROTADRILLS WWW. SCHRAMMINC. COM