September 28, 2010

Model DD-9104 horizontal directional drill is targeted for the water and sewer market, says Astec. Powered by a Tier III Caterpillar C6.6 diesel, the drill delivers 230 hp. Pinion and gear drive with infinitely variable torque provides 13,600 ft.-lb. of rotary torque at a maximum speed of 150 rpm. Maximum thrust/pullback is 90,000 lb., with a rack-and-pinion carriage system. Carriage speed is up to 120 fpm