Section 20.04.01.002 - INCORPORATION BY REFERENCE01.Incorporated Document. IDAPA 20.04.01 adopts and incorporates by reference the full text of the following documents published by the San Dimas Technology & Development Center (SDTDC). a. Spark Arrester Guide - General Purpose and Locomotive (GP/Loco), Volume 1, September 2012, 1251 1809-SDTDC.b. Spark Arrester Guide - Multiposition Small Engine (MSE), Volume 2, August 2012, 1251 1808-SDTDC.c. Spark Arrester Guide - Off-Highway Vehicles (OHV), Volume 3, April 2012, 1251 1805-SDTDC.02.Printed and Bound Copies. Printed copies or bound copies may be viewed at any District Office or requested through SDTDC, 444 E. Bonita Ave, San Dimas, 91773.Idaho Admin. Code r. 20.04.01.002