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Download complete 2015 Symposium Program with descriptions of educational sessions and more (pdf 6.0 mb)

Working with Stone

Instructor: Erin Amadon, Peter S. Jensen and Associates
Date: Saturday - Sunday, May 16-17
Time: 8:00 a.m. to 5:00 p.m.
Cost: $280 early registration ($330 after March 20) plus $45 transportation fee (optional)
Maximum of 15 participants

Workshop Costs:
Due to a generous sponsorship from REI this workshop has been discounted from the normal rate of $360 per person to $280 early registration ($330 after March 20).

$45 transportation fee (optional). Transportation from Double Tree Hotel to Stub Stewart State Park worksite and back to the OCC each day of workshop. If you have your own transportation, you may use that and meet us at Stub Stewart State Park.

This fee includes: nationally recognized instructors, high instructor to participant ratio, lunch on each day of the workshop, stone and stonework related equipment, and limited PPE.

Workshop Description:
Join members of Peter S. Jensen & Association LLC, Great Lakes Trail Builders, and Ridge to Rivers for two days of stonework construction for trails. Come experience the process of selecting and shaping stone, moving stone, and installation of multi-tier stone cribbing (retaining walls). This 2-day workshop will focus on 3 specific parts which are all hands on. Up to 15 people can be accommodated and participants will be split into 3 groups and will rotate throughout 3 sections.

Part 1 Stone Procurement
This section will focus on acquiring both native and purchased stone, selecting the right stone for the application and shaping stone (drilling & splitting and using a variety of methods with hand tools).

Part 2 Stone Transport
This session will cover how to move stone as efficiently and safely as possible. Stone will be moved with a variety of hand tools.

Part 3 Stone Installation
This section will deal with the installation of various types of stone cribbing (dry stack retaining walls).

Workshop Topics
• Learn to safely and efficiently harvest and move stone.
• Learn to shape stone to the needs of the project
• Learn to break stone into smaller, useable pieces by a variety of means.
• Learn to build multi-tier stone crib walls.

Instructor Biographies

Erin Amadon, Peter S Jensen and Associates
Erin's experiences with trail work began at a young age as a Vermont Youth Conservation Corps member in 1997. Since then she has been involved with various trail organizations and clubs in the northeast, most recently working with SCA as a work skills instructor/lead instructor. Erin brings 15 years of trail work knowledge and experience to volunteer groups, clients, and fellow trail lovers. As a founding member of Peter S. Jensen and Associates LLC, Erin generally stays busy working on technical trail projects, teaching trail skills, and working in her organic garden (when she finds time off).

Sam Roberts, Ridge to Rivers
Sam developed his passion for working on trails as a volunteer directly after finishing college. After seasons with the Student Conservation Association, NPS, USFS, land trusts, cIty, state and private trail contractors, he eventually cut his teeth with Peter S. Jensen and Associates, LLC. During this time, his work was primarily in the Northeast working on various projects including many technical stone projects. Sam has worked as far north as Maine, west as Washington State, and south as Costa Rica. Sam now finds himself in Boise, Idaho, as the Volunteer Trails Coordinator for Ridge to Rivers, the partnership managing all of the open space in the foothills that overlook the city. When not leading volunteers or working on one of the trails in the 150-mile and growing R2R system, Sam can be found exploring the rest of Idaho's wild places.

Willie Bittner, Great Lakes Trailbuilders, LLC
Willie Bittner is the owner of Great Lakes Trailbuilders, LLC which provides consulting, design and construction of hiking, biking and accessible trails throughout the United States and on an international level. In addition, Willie is the co-founder of WisCorps, Inc. the Wisconsin Conservation Corps, and currently works as the Operations Director. Through his combined experience as a professional trailbuilder and as a director of a conservation nonprofit, Willie has extensive expertise in successfully executing hybrid projects through the use of professionals, governmental agencies, volunteers and youth and young adults. In addition to over 16 years designing and working on trails, Willie has also worked with 6 conservation corps, continues to be a partner with Peter S. Jensen and Associates, LLC and worked for the WI DNR in his early career.

What to Bring:
Appropriate field gear for the weather. Expect to be outside both days of the workshop. We are in the Coast Range of NW Oregon, which is a wet environment. Expect rain and be pleasantly surprised if it stays dry. This is a working and very hands on workshop, please come prepared for such. Being prepared includes having the following: good work clothing including rain gear, good boots, gloves, eye protection, hearing protection, and a hard hat. Lunch is provided each day but you will need to bring a pack for water, snacks, and extra clothing. Barring major weather events this workshop will happen rain, snow, or shine.

Workshop Meeting Place

If you are planning to drive yourself-
Meet your workshop at 8:45 am at the LL Stub Stewart State Park (30380 NW Hwy 47, Buxton, OR 97109) Visitor Center parking lot. This is a 40 minute drive from downtown Portland.
If you have registered for van transportation-
Our group will meet at 7:45 am on the day of the workshop at the Double Tree by Hilton Hotel (1000 NE Multnomah St., Portland, OR 97232) in the Oregon Room.
Contact Mike Passo (mpasso@trailbuilders.org, 360-734-7270) if you neglected to register for transportation and would like to use the van transportation services (addition fees apply).

LL Stub Stewart State Park (30380 NW Hwy 47, Buxton, OR 97109)
From I-405 --
Follow I-405 to US Hwy 26 West toward Beaverton (Exit 1D).
Continue on US 26 for 28.2 miles.
Take a right on OR 47 North (signs for Vernonia/Clatskanie) for 4.1 miles.
Follow the signs for LL Stub Stewart State Park on the right and proceed to the Visitor Center parking lot.
Double Tree by Hilton Hotel (1000 NE Multnomah St., Portland, OR 97232)
From I-5 South - Washington
Take exit 302A toward Moda Center/City Center
Keep left at the fork, follow signs for Rose Quarter
Continue straight onto N Vancouver Avenue
Continue onto NE Wheeler Avenue
Turn left onto NE Multnomah Street and the hotel will be on your right
From I-5 North - Salem Area
Take exit 302A for Weidler Street
Merge right onto NE Weidler Street
Turn right onto NE Martin Luther King Jr Boulevard
Turn left onto NE Multnomah Street and the hotel will be on your right
From Portland International Airport (PDX)
Get on I-205 S
Follow I-205 S and take exit 21B for I-84/US-30 W toward Portland
Merge onto I-84/US-30 W
Take exit 1 toward Llyod Center
Keep right at the fork, follow signs for Llyod Center and merge onto NE 13th Avenue
Turn left onto NE Multnomah Street
DoubleTree by Hilton Portland will be on the left

At the end of your Workshop, we will load up the vans at 4:00 pm and travel back to the Double Tree by Hilton Hotel. Plan to arrive back at the Hotel at 5:00 pm.

PTBA Coordinator (Mike Passo) 360-734-7270
Workshop Assistant Coordinator (Pat Passo) 360-961-4332
PTBA President (Peter Jensen) 413-441-0204
LL Stub Stewart State Park Office 503-324-0606
Providence Portland Medical Center 911 (general 503-215-1111)
4805 NE Glisan St, Portland, OR 97213

For More Information, Contact:
Erin Amadon, Peter S Jensen and Associates

For more information on the Professional Trailbuilders Association, visit www.trailbuilders.org

Symposium Sponsors





American Trails

P.O. Box 491797
Redding, CA 96049-1797
(530) 605-4395

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