Permitting requirements, design calculations with examples, construction bid documents, numerous applications from job sites - this book provides comprehensive coverage of horizontal directional drilling (HDD) technologies and applications. An essential resource for anyone working in the trenchless industry, this authoritative guide provides complete technical information on the design, permitting, construction bid documents, specifications, and construction of HDD applications."Horizontal Directional Drilling" features many examples and HDD calculations as well as detailed illustrations. Coverage of the HDD Model Footage Contract - guidelines for HDD projects, example specifications, and information on risk reduction - is also included. Details on HDD implementations including: steel pipelines; fiber optic and electrical conduits; and, municipal applications for natural gas, water, and wastewater pipelines is provided. This guide provides the coverage required for successful HDD implementation. It covers: installation applications and techniques; HDD technology and equipment; HDD design; HDD pipe stress analysis for steel pipe; HDD pipe stress analysis for plastic pipe; HDD installation considerations; HDD site selection; HDD installation; HDD construction monitoring; and, HDD contracts.