Tree Line USA Materials

Trenching and Tunneling: A Pocket Guide for Qualified Utility Workers

This handy (4 x 6 in.) reference is designed for qualified utility workers who are excavating and working around trees. Lawn maintenance personnel, landscapers, and homeowners may also benefit from reading this guide.

1 Booklet 10 Booklets 100 Booklets 1,000 Booklets
$3.00 $10.00 $79.00 $590.00
Purchasing Options

Trenching and Tunneling: A Video Guide

This DVD demonstrates methods to minimize the destruction of critical roots and injury to nearby trees when trenching and tunneling is required during construction and utility work. Workbook worth two CEUs included.

ISA members Nonmembers
$34.95 $44.95
Order Through ISA

Utility Pruning: A Video Guide

This DVD demonstrates utility pruning methods based on the most current published practices and state-of-the-art equipment and techniques to achieve safe and cost-effective operations. Workbook worth two CEUs included.

ISA members Nonmembers
$34.95 $44.95
Order Through ISA

Pruning Trees Near Electric Utility Lines by Alex Shigo

This handy (4 x 6 in.) reference manual is designed for qualified utility line clearance workers. 34 pages.

Enclose check or money order for $3.00 to:

Shigo and Trees, Associates
PO Box 2466
Snohomish, WA 98291-2466