Division III — Earthwork and Landscape
17 GENERAL
17-1 General
17-1.01 General
17-1.02 Materials
Not Used
17-1.03 Construction
Not Used
17-1.04 Payment
Not Used
17-2 Clearing and Grubbing
17-2.01 General
Clearing and grubbing consists of removing objectionable material from the following construction areas:
1.Highways
2.Bridges and other structures
3.Roads, road approaches, streets, and ramps
4.Material sites
5.Ditches and channels
6.Areas enclosed by interchange loops a nd ramps
7.Other described areas The Department may salvage materials from improvements before the bid opening date.
17-2.02 Materials
Not Used
17-2.03 Construction
17-2.03A General
Complete the work specified in section 20 -10.02C(2) before clearing a nd grubbing. Clear and grub before performing earthwork in an area. Do not injure standing trees, plants, and improvements shown to be protected. Clear and grub the entire length of the job site to the following widths:
1.5 feet outside of excavation and embankment slope lines where slopes are not rounded
2.Outside limits of slopes where slopes are rounded
3.5 feet outside of structures
4.2 feet outside of slope lines for ditches and channels with a bottom width of less than 12 feet
5.5 feet outside of slope lines for ditches and channels with a bottom width of 12 feet or more If the construction area includes an orchard, vineyard, or other cultivated area, remove all orchard trees, vines, and other vegetation in the entire highway to right -of-way lines.
17-2.03B Clearing
Clear all construction areas above original ground of (1) all vegetation such as trees, logs, upturned stumps, roots of downed trees, brush, grass, and weeds and (2) other objectionable material including concrete, masonry, and debris. SECTION 1 7 GENERAL Cut tree branches that extend over the roadway and hang within 20 feet of finished grade. Cut other branches to give each tree a balanced appearance. Cut off branches close to the trunk under section 20 - 3.01C(2).
17-2.03C Grubbing
Grub all con struction areas to a depth necessary to remove all trees, existing stumps, roots, buried logs, and other objectionable material, except embankment areas where the grading plane is 2 feet or more above original ground. In embankment areas where the grading plane is 2 feet or more above original ground, cut off trees, stumps, and roots not more than 1 foot above original ground, except remove trees, stumps, and roots completely where work includes any of the following:
1.Structure construction
2.Pile constr uction
3.Subdrainage trench excavation
4.Removal of unsuitable material
5.Cutting into slopes of original hillsides, old or new fill
17-2.03D Disposal of Materials
Dispose of objectionable materials resulting from clearing and grubbing activities, unl ess (1) the Contract includes a bid item for duff as specified in section 21 -1.02C or (2) you reduce combustible material to chips with a 1/2 -inch maximum thickness and spread them in areas enclosed by interchange loops and ramps or between slope lines and right-of-way lines. Bury the chips or distribute them uniformly by mixing with underlying soil to prevent combustion. Do not leave objectionable material in or under embankments, including dikes. Accumulation of flammable material is not allowed.
17-2.04 Payment
Not Used
17-3 17-10 Reserved
Source: California Standard Specifications, 2024 Edition. Pages 279–280 of 1,372.