Species Groupings for Treatment in Same Charge Group Species A Southern Pine B Coastal Douglas-fir
Conditioning shall be in accordance with AWPA Standard T1. h. Inspection During Treatment The treater shall determine that the pres ervatives used are in accordance with the requirements herein. The minimum frequency of the preservation analysis shall be each charge for the occasional single char ge inspected. The minimum frequency for consecutive treatments from the same working tank shall be the first and at least one of every five additional charges, selected at random. Preservative samples shall be 250 taken as appropriate to be representative of the solution in the treating cylinder.
U1. j . P e n e t r a t i o n The penetration requirements shall be in accordance with AW PA Standard T1, table B6. 260
AWPA Standard M2, section 4. All treated material shall bear the quality mark of the inspection agency. All inspections shall be completed at no cost to the Department. All non-compliant material shall be removed from the remaining acceptable material before shipment.
one of the wide faces. The brand shall be within 12 in. of the top of the post. The brand shall show the treater’s identification, the plant designation, and the year of treatment. The month may also be included. The brand shall also show the species, the preservative type, and retention, all in accordance with AW PA Standard M6.
The treating plant supplying the material shall be responsible for and will be required to supply a certificate indicati ng the species, grade, preservative type, retention, year, and name of treater. The certificate shall also include all of the other information listed in AWPA Standard M2, section 6.2. 280 911.02 1094 n. Records Copies of treating records, analysis records, and other records which may be necessary to determine accordance with specifications shall be made available to Department personnel or their designated representatives upon their request. Required information shall be that which is listed in AWPA Standard M2, section 6.2. These records shall be retained by the treating plant for five years from the date of material shipment.
The Department may inspect the material or call for a non-Departmental inspection to verify that it is in accordance with all specifications. 4. Field Treatment of Posts and Blockouts Cuts, holes, or injuries to the surface of posts and blockouts which occur after pressure treatment shall be field treated with copper naphthenat e in accordance with AWPA Standard M4. 5. Rejection for Degrade After Treatment Guardrail posts or blockouts developing the following degrade prior to installation 300 will be rejected regardless of prior approvals:
other totaling more than 3 in. deep, measured with a probe not more than 1/16 in. thick,
point, and extending more than 1/3 of the length of the post or blockout, 310
widest point,
bolt hole,
twists,
otherwise in accordance with th e specifications but which may cause the post or blockout to separate into several pieces.
Lumber and timber that will be used in facilities where human contact will occur, such as handrails, pedestrian facilities including decking and picnic tables, shall be 911.02 1095 treated in accordance with AWPA Standards U1 or UC4A, or AASHTO M 133. A Type C certification in accordance with 916 shall be provided for the lumber/timber. 330
Standards as modified by EPA regulation. Waterborne preservatives shall be in accordance with AASHTO M 133 or AWPA Standards.