This bid is for pre-commercial thinning and slash piling at Whaleback Unit 2 near Whaleback Mountain, Union Creek, Oregon, in the High Cascades Ranger District of Rogue River-Siskiyou National Forest.
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What the job is
Area and pricing: Approximately 124 acres, subject to adjustment. Please provide an all-inclusive price per acre covering labor, tools, equipment, materials, and mobilization.
Thinning: Hand tools only, including chainsaws. Cut designated conifers over 12 inches tall and under 8.1 inches DBH; maximum stump height 4 inches. Retain hardwoods, protected conifers, and qualifying incense cedar. No brush cutting.
Girdling: Girdle marked trees up to 30 inches DBH, maximum two per acre, removing a continuous 12-inch band of bark and cambium.
Slash treatment: Buck felled trees over 2 inches DBH into 6–8-foot lengths for piling; boles over 6 inches diameter may be limbed and left touching soil. Permitted lop-and-scatter material must remain no deeper than 6 inches.
Piles: Build piles approximately 6 × 6 × 6 feet, maximum 8 × 8 × 6 feet, for later burning. Cover each during construction with anchored 4-mil polyethylene, minimum 6 × 6 feet.
Buffers: No cutting within 25 feet of riparian areas. Keep piles outside retained-tree drip lines, at least 10 feet from retained trees and brush, and 25 feet from unit boundaries.
Schedule and access: Complete by June 30, 2027. Elevation is 5,000–5,600 feet, with likely winter snow closures until spring. No work November 4–13, 2026; seasonal fire restrictions apply.