2.Cleveland Mountain IRSC_Appendix A.docx
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- Attached to
- CLEVELAND MOUNTAIN STEWARDSHIP IRSC Federal contract opportunity
- Solicitation number
- 12363N21Q4016
- Issued by
- Department of Agriculture Forest Service
About this file
This document outlines the requirements for a federal stewardship contract to conduct forest management activities on Cleveland Mountain. The contract involves thinning mixed conifer and aspen forest stands, clearcutting aspen stands, precommercial thinning of biomass, and piling and scattering slash across eight treatment units totaling approximately 332 acres. Mandatory work items include cutting and removing sawtimber, non-commercial thinning of 302 acres, and clearcutting with reserves on 30 acres. Specifications address tree marking, product removal, slash treatment, and quality control requirements. The contractor must meet a minimum 90% acceptable quality level for thinning, slash treatment, and unit completion. Payments will be reduced for work below specification levels. The contracting agency is the USDA Forest Service.
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Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| 4.Cleveland Mountain IRSC_Appendix C (1).docx | DOCX document | |
| Wage Determination 1976-1351 Rev 61.pdf | ||
| 3.Cleveland Mountain IRSC_Appendix B (1).doc | DOC document | |
| 5a.Cleveland Mountain Stewardship IRSC_Vicinity Map (1).pdf | ||
| 5b.Cleveland Mountain Stewardship IRSC_CAM (1).pdf | ||
| 1.Cleveland Mountain IRSC Solicitation (1).docx | DOCX document |
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APPENDIX A
TECHNICAL SPECIFICATIONS FOR SERVICE WORK ITEMS
SECTION I – DESCRIPTION OF WORK:
The objectives of this project are to reduce infestation by and susceptibility to insects and disease, reduce the risk of high intensity wildland fire and restore and maintain healthy, diverse, fire adapted ecosystems to provide improved resiliency and sustainability, reduce the accumulation of hazardous fuels, increase protection of private land, authorized uses including electric transmission lines, and structures adjacent to and within the project area from wildfire, improve overall watershed conditions, and promote pine and aspen retention and regeneration by accomplishing the following:
1. Thinning harvests in mixed conifer and aspen forest stands.
2. Clearcut w/reserves harvests of aspen stands.
3. Thinning and removal of non-sawtimber.
4. Precommercial thinning of biomass.
5. Piling and lopping and scattering of slash.
6. Remove included sawtimber from the Contract Area.
SECTION II – WORK ITEMS
| Mandatory Item 1: Cut and Remove Sawtimber, Units 1, 2, 3, 4, 5, 6, 7 and 8 (332 acres) |
| Unit |
| Acres |
| 1 |
| 131 |
| 2 |
| 6 |
| 3 |
| 9 |
| 4 |
| 4 |
| 5 |
| 45 |
| 6 |
| 13 |
| 7 |
| 7 |
| 8 |
| 117 |
Cut and remove from Contract Area sawtimber trees which meet the minimum tree specifications as identified in Appendix B.
Mandatory Item 2: Non-Commercial Thinning, Units 1, 3, 5, and 8 (302 acres)
| Unit |
| Acres |
| 1 |
| 131 |
| 3 |
| 9 |
| 5 |
| 45 |
| 8 |
| 117 |
For treatment of all non-sawtimber and biomass material outlined in Appendix A. All designated non-sawtimber trees shall be cut, yarded, processed, and boles removed from the contract area and slash shall be piled at the landings. All designated biomass trees greater than 400 feet from the powerline shall be cut and lopped and scattered in the unit. All designated biomass trees within 400 feet of the powerline in units 1 and 5 shall be cut and hand piled or cut and piled at landings. Treatment and slash specifications are listed below.
A. Non-sawtimber Treatment and Slash Specifications
1. Treatment Specifications
a) Cut all live and dead Douglas-fir, white fir, subalpine fir, Engelmann spruce, and blue spruce non-sawtimber trees not marked with orange paint. Yard trees to landing, process, and remove boles from contract area.
2. Slash Specifications
a) Pile at Landings –All slash from designated non-sawtimber trees in units 1, 3, 5, and 8 will be piled at landings to the following specifications:
· Piles shall be reasonably compact and free of soil.
· Piles will not be greater than 20 feet in height and 30 feet in width.
· Piles will not be less than 12 feet in height and 20 feet in width.
· Piles shall be located at least 30 feet from residual timber and 100 feet from protected stream courses. If conditions make it impractical to locate pile so that damage to residual green trees can be avoided, an area will be designated by the Forest Service.
· Piles shall be located a minimum of 400 feet from any utility poles and overhead powerlines.
· All objects that extend for more than 4 feet in any direction from the pile profile will be cut off and returned to the pile.
· Piling will be accomplished with a grapple type machine that will cause minimal damage to residual timber.
B. Biomass Treatment and Slash Specifications
1. Treatment Specifications
a) Cut all live and dead Douglas-fir, white fir, subalpine fir, Engelmann spruce, and blue spruce biomass trees. Lop and scatter or pile boles.
b) Cut all ponderosa pine biomass trees with a Dwarf Mistletoe Rating (DMR) ≥ 2.
2. Slash Specifications
a) Lop and Scatter – All designated biomass trees and slash from designated biomass trees in units 3 and 8 and all designated biomass trees and slash from designated biomass trees that are greater than 400 feet from the powerline in units 1 and 5, will be lopped and scattered to the following specifications:
· Contractor shall cut all exposed limbs from included product to a top diameter of approximately 4 inch diameter inside bark, at which point the top will be cut from the remainder of the stem. The top and boles will not extend over 24 inches in height above the ground.
· Slash should be scattered to reduce slash concentrations with slash left within 24 inches of the ground and not in piles.
b) Pile – All designated biomass trees and slash from designated biomass trees that are within 400 feet of the powerline in units 1 and 5 will be hand piled or piled at landings to the following specifications:
Hand Piles
· Piles shall be reasonably compact and free of soil.
· Piles will not be greater than 8 feet in height and 10 feet in width.
· Piles will not be less than 5 feet in height and 8 feet in width.
· Piles shall be located at least 20 feet from residual timber and other piles and 100 feet from protected stream courses. If conditions make it impractical to locate pile so that damage to residual green trees can be avoided, an area will be designated by the Forest Service.
· Piles shall be located a minimum of 200 feet from any utility poles and overhead powerlines.
Pile at Landings
· Piles shall be reasonably compact and free of soil.
· Piles will not be greater than 20 feet in height and 30 feet in width.
· Piles will not be less than 12 feet in height and 20 feet in width.
· Piles shall be located at least 30 feet from residual timber and 100 feet from protected stream courses. If conditions make it impractical to locate pile so that damage to residual green trees can be avoided, an area will be designated by the Forest Service.
· Piles shall be located a minimum of 400 feet from any utility poles and overhead powerlines.
· All objects that extend for more than 4 feet in any direction from the pile profile will be cut off and returned to the pile.
C. Additional Specifications: Specifications that apply to slash from all products.
1. Tops and limbs that break off or are lost on the way to the landing during felling, skidding, and yarding operations shall be lopped and scattered according to the following specifications:
· Contractor shall cut all exposed limbs from included product to a top diameter of approximately 4 inch diameter inside bark, at which point the top will be cut from the remainder of the stem. The top and boles will not extend over 24 inches in height above the ground.
2. Roads shall be kept free of slash. Slash should be scattered to reduce slash concentrations with slash left within 24 inches of the ground and not in piles.
3. Slash should be pulled back 15 feet from National Forest Service Roads, trails, and ditches and 10 feet from land survey monuments.
Mandatory Item 3: Clearcut w/Reserves, Units 2, 4, 6, and 7 (30 acres)
| Unit |
| Acres |
| 2 |
| 6 |
| 4 |
| 4 |
| 6 |
| 13 |
| 7 |
| 7 |
For treatment of all non-sawtimber and biomass material outlined in Appendix A. All designated non-sawtimber trees shall be cut, yarded, processed, and boles removed from the contract area and slash shall be piled at the landings. All designated biomass trees shall be cut and lopped and scattered in the unit. Treatment and slash specifications are listed below.
A. Non-sawtimber Treatment and Slash Specifications
a) Cut all live and dead Douglas-fir, white fir, subalpine fir, Engelmann spruce, blue spruce, and aspen non-sawtimber trees not marked with orange paint. Yard trees to landing, process, and remove boles from contract area.
2. Slash Specifications
a) Pile at Landings –All slash from designated non-sawtimber trees in units 2, 4, 6, and 7 will be piled at landings to the following specifications:
· Piles shall be reasonably compact and free of soil.
· Piles will not be greater than 20 feet in height and 30 feet in width.
· Piles will not be less than 12 feet in height and 20 feet in width.
· Piles shall be located at least 30 feet from residual timber and 100 feet from protected stream courses. If conditions make it impractical to locate pile so that damage to residual green trees can be avoided, an area will be designated by the Forest Service.
· Piles shall be located a minimum of 400 feet from any utility poles and overhead powerlines.
· All objects that extend for more than 4 feet in any direction from the pile profile will be cut off and returned to the pile.
· Piling will be accomplished with a grapple type machine that will cause minimal damage to residual timber.
B. Biomass Treatment and Slash Specifications
a) Cut all live and dead Douglas-fir, white fir, subalpine fir, Engelmann spruce, and blue spruce biomass trees. Lop and scatter boles.
b) Cut all ponderosa pine biomass trees with a Dwarf Mistletoe Rating (DMR) ≥ 2.
2. Slash Specifications
a) Lop and Scatter – All designated biomass trees and slash from designated biomass trees in units 2, 4, 6, and 7 will be lopped and scattered to the following specifications:
· Contractor shall cut all exposed limbs from included product to a top diameter of approximately 4 inch diameter inside bark, at which point the top will be cut from the remainder of the stem. The top and boles will not extend over 24 inches in height above the ground.
· Slash should be scattered to reduce slash concentrations with slash left within 24 inches of the ground and not in piles.
C. Additional Specifications: Specifications that apply to slash from all products.
1. Tops and limbs that break off or are lost on the way to the landing during felling, skidding, and yarding operations shall be lopped and scattered according to the following specifications:
· Contractor shall cut all exposed limbs from included product to a top diameter of approximately 4 inch diameter inside bark, at which point the top will be cut from the remainder of the stem. The top and boles will not extend over 24 inches in height above the ground.
2. Roads shall be kept free of slash. Slash should be scattered to reduce slash concentrations with slash left within 24 inches of the ground and not in piles.
3. Slash should be pulled back 15 feet from National Forest Service Roads, trails, and ditches and 10 feet from land survey monuments.
General Specifications That Apply to All Work Items
a) Non-sawtimber cut tree diameter is for conifer trees is from 5.0 inches DBH to 7.9 inches DBH and is > 5.0 inches DBH for aspen. Biomass cut trees include conifer trees > 1 foot in height to < 4.9 inches DBH.
b) Stump height of non-sawtimber and biomass cut trees shall be no higher than 6 inches above ground level. Non-sawtimber and biomass stumps shall be cut parallel to the ground.
c) Trees shall be completely severed from the stump.
d) All live limbs shall be completely severed from the stump.
e) No cut tree shall be left suspended in or leaning against a leave tree or tree outside the unit boundary.
f) No thinning and/or logging slash shall be allowed outside the contract boundary, unless otherwise approved by the Contracting Officer.
g) Trees which must be cut for landings, skid trails or other approved clearings will have the same slash treatment requirements as existing cut trees.
h) Units 1, 2, 3, 4, 5, 6, 7, and 8 also require sawtimber cutting and product removal. Treatments are described in Appendix B.
SECTION III – CONTROL OF WORK
The Contractor agrees to conduct its operations under this contract and other related business activities in compliance with Federal, State, and local statutes, standards, orders, permits and other regulations.
The Contractor shall meet all State and local environmental quality laws applicable to National Forest system lands.
Work may be done any time during the term of the contract, except under the following conditions:
(1) When conditions are such that operations shall be restricted or ceased due to increased fire risk.
(2) If new wildlife sites are discovered. All new nesting and denning sites for threatened, endangered, or Forest Service sensitive species observed prior to or during implementation would be reported immediately to the District Wildlife Biologist and appropriate protection measures would be implemented.
(3) When soil moisture conditions create excessive risk of damage to the soil.
(4) When snow depth creates a situation where requirements cannot be met and/or work cannot be inspected, as determined by the COR.
(5) The government reserves the right to prioritize the order in which Units are treated.
(6) If any cultural or archeological sites are discovered during operations of this contract, work will be suspended in the immediate vicinity of the site until a reconnaissance survey is completed by the Forest Archeologist. Areas excluded from treatment shall be deleted from the contract.
SECTION IV – INSPECTION AND ACCEPTANCE
At any point during the project, the Contractor and/or Project Manager may request (documented through email, text, or hand-written request) an in the field consultation with the Forest Service to inspect work progress, review contract specifications, or clarify issues. The Forest Service shall respond to Contractor’s request within 5 working days, excluding weekends and federal holidays.
GOVERNMENT QUALITY ASSURANCE SURVEILLANCE PLAN
Government Inspection Procedures
The COR, or a designated inspector, will make periodic inspections while work is in progress, usually daily at first, as needed to assure work is proceeding satisfactorily. The Contractor shall notify the COR when units are started, when problems are encountered and when contract work needs government oversight.
The Government will inspect completed units as a basis for acceptance and payments, and to provide recommendations to improve work quality while work is in progress. The government reserves the right to use any inspection method it deems appropriate to assure adequate Quality Control. The Contractor is responsible for providing quality control to assure that work complies with requirements of contract specifications.
All work included in the contract specifications shall be subject to inspections by the Government at periodic intervals during the performance of this contract. Treatment inspections are for the sole benefit of the Government and shall not release the Contractor of the responsibility of providing quality control measures to assure that the work strictly complies with the contract requirements.
1. Each unit will be inspected as a separate unit. Unit will not be averaged with other units for acceptance or payment.
2. When units are completed and ready for government inspection, Contractor’s designated Project Manager shall request unit inspection in writing, prior to moving out of the general area.
3. The COR, or designated inspector, will determine compliance with contract specifications through informal visual inspections. In the event visual inspection indicates work to be in non-compliance with specifications, prompt corrective action and/or rework shall be required.
Government Inspection Procedures – Formal (Plots)
1. In the event visual inspection indicates work and /or rework to be in non-compliance with contract specifications, a series of verification plots shall be installed by the Government to determine compliance with specifications and percent of satisfactory work for treatment of each unit not meeting specification as observed with visual inspection.
2. Government verification plots will consist of a series of fixed area plots along transects to record whether density, tree selection, and other requirements are being met and to what extent.
3. Plots and grid will be distributed so that a representative sample is obtained.
4. The COR or designated inspector will mark the center of each plot on the ground using flagging, stakes, or pin flags. Additional flagging will be hung near the plot center so that it may be seen from a distance. The inspector will include the plot number, their initials and date on the flagging.
5. Plots will be numbered to correlate with the inspection form and transects on a unit map.
6. Determination of acceptability of the work performed will be based on Government verification inspections and will be considered conclusive.
Work quality Work quality percentages are derived from data developed from inspection plots. The total number of satisfactory plots divided by the number of plots inspected determines the quality rate. This rate multiplied by 100 provides the work quality percentage.
| Example: |
| Number of plots inspected |
| 25 |
| Number of satisfactory plots |
| 23 |
| 23 divided by 25 |
| .92 |
| Work Quality Percentage |
| 92% |
Acceptance of work will be based on compliance with all Appendix A, Section II Work Items and Appendix B, C2.352# Designation by Species and Diameter that corresponds to the treatment. A minimum basic quality of 90 percent is required to meet the Acceptable Quality Level.
Unsatisfactory Work If the work quality falls below 90 percent, the COR will immediately notify the Contractor in writing and direct the Contractor to improve the quality of work. If the quality of work is not raised to an acceptable level within 30 working days after written notification, the Contracting Officer may issue a Suspend Work Order to resolve the problem, during which time contract performance time will continue to run. All work that does not meet contract requirements shall be reworked at no cost to the government until it meets contract specifications. If the contractor does not make the necessary corrections, the Contracting Officer may reduce payment based on the percentage of unacceptable work. Disagreement between the parties will be subject to the clause entitled “Disputes”.
1. When the work quality falls below 90 percent, the Government may elect to do one of the following:
(a) Order rework to be performed and withhold payment until the results of a post-rework Government inspection show work quality to be at least 90 percent or more. No rework shall be performed unless ordered or authorized by the COR.
(b) Order that no rework be performed and payment will either be made at a reduced rate, or not at all, as determined from the Inspection Report.
2. In the event that work is performed that is contrary to the requirements in the task order the Government is not liable for costs incurred by the contractor during negligent performance that is without the fault or negligence of the Government.
Reinspection Upon Contractor Request
1. If Government inspection results are unacceptable to the Contractor, a reinspection may be requested, in writing, within 5 business days after receipt of notice of said inspection results. The same inspection procedure will be used; however, the inspection pattern will be shifted so that new inspection plots will not overlap previously inspected plots.
2. If reinspection results – rounded up to the nearest whole percent – indicate a variance of more than 5 percent from the first inspection, the results of the second inspection will be used to calculate work quality and payment, and the Government will bear the cost of reinspection.
3. If reinspection results – rounded up to the nearest whole percent – are within 5 percent of the first inspection, plots from the initial inspection and the reinspection will be combined and used to calculate work quality and payment, and the Contractor shall bear the cost of reinspection.
Government Inspection Procedures – Mandatory Items 2 and 3
1. For non-sawtimber trees, the method of inspecting purchaser cutting will be done using 1/20th acre (26.3 feet radius) fixed plots with at least 1 plot per two acres. Each cutting unit will have a minimum of two plots. Plot locations will be random and determined by a non-biased method across each cutting unit.
2. For biomass trees, the method of inspecting purchaser cutting will be done by 1/50th acre (16.67 feet radius) fixed plots with at least 1 plot per two acres. Each cutting unit will have at least two plots. Plot locations will be random and determined by a non-biased method across each unit.
3. Each landing will be inspected for slash and non-sawtimber removal specifications as a separate plot.
Contractor Inspection Procedures – Mandatory Items 2 and 3
To provide quality control to assure that work complies with requirements of contract specifications, the contractor shall maintain a plot system that provides an unbiased sample of thinning and slash treatment quality representing the entire area treated.
The Government may observe or re-inspect the Contractor’s plots at any time. Plots shall be marked and identifiable on the ground. Contractor shall provide written inspection data by unit that meets contract requirements and a sketch map with plot locations. The Contractor shall use the forms included in Exhibit 2 - Plot Inspection Forms for inspections, unless an alternate form proposed by the Contractor is approved in advance by the CO.
1. For non-sawtimber trees, the method of inspection will be completed using 1/20th acre (26.3 feet radius) fixed plots with at least 1 plot per two acres. Plots should be located systematically on a grid across each unit. Each cutting unit will have a minimum of two plots.
2. For biomass trees, the method of inspection for will be completed using 1/50th acre (16.67 feet radius) fixed plots with at least 1 plot per two acres. Plots should be located systematically on a grid across each unit. Each cutting unit will have a minimum of two plots.
3. Each landing will be inspected for slash and non-sawtimber removal specifications as a separate plot.
Each plot will be evaluated for compliance with all contract specifications as stated in Appendix A, Section II Work Items and Appendix B, C2.3525# Designation by Species and Diameter.
Table 1 – Minimum Acceptable Quality Levels (AQL) of Work
| ITEM |
| DESCRIPTION |
| SCHEDULE |
| UNIT |
| Min AQL |
| 1 |
| Cut and Remove Sawtimber |
| MANDATORY |
| ACRE |
| NA |
| 2 |
| Non-Commercial Thinning |
| MANDATORY |
| ACRE |
| 90% |
| 3 |
| Clearcut w/Reserves |
| MANDATORY |
| ACRE |
| 90% |
SECTION V – PAYMENT METHODS
Method of Measurement for Acreages
Acreages were determined by using Global Positioning Systems (GPS). The acreage for each work item will be rounded to the nearest acre and is final unless:
a. The contract is modified or,
b. The Government makes a determination to remeasure or,
c. The Contractor exercises his/her option under the following Remeasurement provisions:
Remeasurement
1. The Contractor may request, in writing, remeasurement of any units under this contract if he/she feels that acreage stated on the project maps is incorrect. The remeasurement must be within the existing perimeter of the respective unit. No variance of the unit perimeters as laid out on the ground for this contract will be allowed. All requests for remeasurement must be made prior to payment for each completed unit. Remeasurement will be performed by the Government.
2. If remeasurement indicates that a variance of ten percent or less exists on units of 1 to 5 acres, five percent or less exists on units of more than five but less than 20 acres, or if three percent or less exists on units of 20 acres or larger, the Contractor shall pay for the actual costs of the remeasurement. Under this condition, payment will be made on the acreage stated on the project maps. If the remeasurement indicates the actual acreage varies by more than the above factors from that stated on the project maps, the payment will be made on the remeasured acreage and the Forest Service will pay for the cost of the remeasurement.
Acceptance and Payment – Mandatory Items 2 and 3
1. If informal visual inspection indicates acceptable work quality, the Contractor will be paid 100 percent of their bid rate.
2. In the event that formal inspections are used, the rate of payment to the Contractor will be calculated as follows:
(a) For work quality of 90 percent or higher, the Contractor will be paid 100 percent of their bid rate.
(b) For work quality from 80 to 89 percent, the Contractor will be paid 80 percent of their bid rate.
(c) For work quality from 70 to 79 percent, the Contractor will be paid 70 percent of their bid rate.
(d) For work quality 69 percent or less, the Contractor will be paid 25 percent of the unit cost multiplied by the actual level achieved.
Table 2 – Performance Requirements Summary
| Work Item |
| Performance |
Standard Quality Assurance Process Acceptable Quality Level
(AQL)
Monitoring Method
| Item 2 Non-Commercial Thinning and Item 3 Clearcut w/Reserves |
| Cut all trees identified in the treatment descriptions and remove non-sawtimber boles from contract area; Appendix A and Appendix B. |
| Contractor records and reports and Government Random Verification. |
| 90% of all cut trees will meet the Quality Standard. |
| · Review Contractor’s written record of Plot Inspections |
· Visual inspection—walk through Units
· Verification of compliance—Plot Inspections
| Item 2 Non-Commercial Thinning and Item 3 Clearcut w/Reserves |
| Treatment of all slash to contract specifications; Appendix A and Appendix B. |
| Contractor records and reports and Government Random Verification. |
| 90% of all slash treated to meet Quality Standard. |
| · Review Contractor’s written record of Plot Inspections |
· Visual inspection—walk through Units
· Verification of compliance - Plot Inspections
Acceptance of Work
Mandatory Item 2 - Units 1, 3, 5, and 8
Non-sawtimber and Biomass Treatments
For non-sawtimber and biomass, no live or dead Douglas-fir, white fir, subalpine fir, Engelmann spruce, or blue spruce trees not marked with orange paint shall remain on each plot.
All specifications in Appendix A, Section II Work Items and Appendix B apply.
Mandatory Item 3 - Units 2, 4, 6, and 7
Non-sawtimber and Biomass Treatments
For non-sawtimber and biomass, no live or dead Douglas-fir, white fir, subalpine fir, Engelmann spruce, blue spruce, or aspen trees not marked with orange paint shall remain on each plot.
All specifications in Appendix A, Section II Work Items and Appendix B apply.
The Government expects to receive quality services. The minimum AQL is required to achieve a satisfactory performance rating. Full payment will be made for final work meeting at least identified AQL, as identified in the Performance Requirements Summary.
If the work deliverable cannot be reworked to achieve the minimum required AQL, a reduction in payment of the Unit price will be applied as shown below.
PAYMENT REDUCTIONS
| QUALITY LEVEL |
| PERFORMANCE LEVEL ACHIEVED |
| PERCENT PAYMENT APPLIED TO UNIT PRICE |
| Minimum AQL |
| 90% - 100% Performance |
| 100% Payment |
| 1% - 10% below AQL |
| 80% - 89% Performance |
| 80% Payment |
| 11% - 20% below AQL |
| 70% - 79% Performance |
| 70% Payment |
| More than 21% below AQL |
| 69% or Less Performance |
| 25% of the Unit Cost |
multiplied by the actual level achieved
SECTION VI – DEFINITIONS
(a) Acceptable Quality Level (AQL): The allowable leeway or variance from a standard before the Government will reject the specific service. As long as the percent of defective performance does not exceed the AQL, the service will not be rejected by the Government. The Contractor, however, must re-perform the defective service when possible.
(b) Acceptable Service: A job performed to the standard and within the AQL. The Contractor must do the specific job, and meet the standard, and meet the AQL before one can say that performance has been acceptable and that the Contractor should be paid.
(c) Aspen Stand (Area): Aspen areas are defined as an area where aspen reaches a diameter of 8.0 inches or greater DBH and there are 30 or more stems on 0.25 acre.
(d) Basal Area- The area, per acre, that is occupied by the cross-section of tree trunks and stems at DBH, expessed is square feet per acre.
(e) Biomass – Conifer trees > 1 foot in height and < 4.9” DBH.
(f) Bole – A trunk or main stem of a tree.
(g) Bole Spacing: The horizontal distance in feet from the edge of one leave tree bole to another leave tree bole, measured from the outside bark of each tree.
(h) Clearcut w/reserves: A cutting prescription in which the cutting of all trees except for a small number of trees retained for seed production and to produce a new age class in fully exposed microenvironment or to attain goals other than regeneration.
(i) Conifer: A cone-bearing tree.
(j) Crown Ratio: The ratio of live crown length (tip of leader to base of the crown) to total tree length/height.
(k) Cut Tree – Trees that do not possess the characteristics of desirable leave trees and are required to be cut. As described by the contract or otherwise marked to be cut.
(l) Cut Tree marking – A method of timber designation whereby all trees marked above and below stump height with blue paint are designated for cutting.
(m) Cutting Unit: An individual area on the ground in which activities will be performed and which may appear as a separate pay item in the Schedule of Items.
(n) DBH (Diameter at Breast Height) – Outside diameter of the tree stem at a point 4-1/2 feet above the ground, measured from the high side of the base of the tree.
(o) Decking: Stockpiling of trees in a designated area.
(p) Designation by Species and Diameter – A method of timber designation whereby a description of the species and diameters are used to prescribe the cutting of stands.
(q) DIB (Diameter Inside Bark) - Diameter measurement of a standing tree or log in which the estimated or actual thickness of the bark is discounted.
(r) DMR (Dwarf Mistletoe Rating) – A standardized system called the Hawksworth 6-class mistletoe rating system (DMR) used to determine how much dwarf mistletoe has infected a tree. To use this system, the living part of the tree crown needs to be broken up into 3 sections, (top, middle, bottom). Each section is then rated either 0, 1, or 2 with a score of 0 being assigned for an uninfected section, 1 for light infection with less than half of the branches infected, or 2 for heavy infection with over half of the branches infected. The 3 numbers are then added together to give the total rating for the tree.
(s) Erosion control – Activities designed to prevent/reduce the delivery of sediment to area streams as a result of road building and/or timber harvest. Activities typically include grass seeding and/or installation of structures to trap moving sediment.
(t) Hand Pile- A method of piling slash with the use of manual labor. Piling may also be done by other methods.
(u) Hand Treatment – A method of treatment completed using manual labor and equipment such as power saws.
(v) Leave Tree – Any tree that is selected or required to be left standing as provided in the specifications.
(w) Leave Tree Marking – A method of timber designation whereby all conifer trees >5.0” DBH that are not marked with Orange paint above and below stump height are designated for cutting.
(x) Limb and Top Removal – The moving, during yarding/skidding, of cut tree and tops to a designated location at the landing.
(y) Machine Pile – A method of piling slash with the use of mechanized equipment. Piling may also be done by other methods.
(z) Manual Treatment – A method of treatment completed using manual labor and equipment such as power saws.
(aa) Mechanical Treatment – A method of treatment using machinery such as feller bunchers, harvesters, processors etc.
(ab) NFSR: National Forest Service Road.
(ac) Non-sawtimber – Included timber meeting non-sawlog size specifications as defined in Appendix B or trees that are > 5.0” DBH to < 7.9” DBH for conifer trees and > 5.0” DBH for aspen trees.
(ad) Piling: Material moved to an agreed upon location shall be piled for future treatment by Forest Service.
(ae) Plot: A sample plot within a cutting unit that is used to determine the number of desirable trees and other contract specifications.
(af) Slash - Debris created from work under this contract including all cut trees and their tops, trunks, and limbs.
(ag) Sawtimber – Included timber meeting the Utilization Specifications as defined in Appendix B, Division A.
(ah) Streamcourse - The area along a stream that has riparian vegetation and other riparian characteristics. Streamcourses are noted on the project maps. They typically require special treatment which may include alteration to the tree cutting, slash treatment, vehicle travel, or fueling of saws.
(ai) Stump Height – A point on the bole of the tree from the uphill side that is 12” above the ground for Sawlog trees and 6” above the ground for non-saw and biomass strees.
(aj) Thinning – The cutting of trees in excess of those to be left for future management
(ak) Tree Crown – The total of an individual tree's aboveground parts, including stems, leaves, and reproductive structures.
(al) Unsatisfactory Work: If work quality falls below the AQL, the COR will issue a work order or notice of noncompliance to the Contractor in writing. Untreated or unsatisfactory treated areas shall be reworked to obtain satisfactory work quality.
Cleveland Mountain Stewardship IRSC Page 8 of 8
Revised 2.16.2021
Exhibit 1 - Dwarf Mistletoe Rating System
Hoffman, James T. “Management Guide for Dwarf Mistletoe”. Forest Health Protection and State Forestry Organizations, May 2004. Web.
Exhibit 2 – Plot Inspection Forms
Flag plot center – Write on flagging the plot number, date, and initials of inspector. Mark plot number on map.
PLOT FORM FOR THINNING AND SLASH TREATMENT QUALITY
| Unit # |
| Plot # |
| Coordinates |
| Acceptable Thinning: Yes or No |
| Acceptable Slash: |
Yes or No Acceptable Plot:
Yes or No
| Acceptable Cutting Quality: Yes or No |
| Comments |
Ex. BA, #trees, irregularities
PLOT FORM FOR LANDING, NON-SAWTIMBER, AND SLASH TREATMENT
| Unit # |
| Landing # |
| Coordinates |
| Acceptable Slash Treatment: |
Yes or No
| Acceptable Non-sawtimber Decking/Removal Treatment: Yes or No |
| Acceptable Plot: |
Yes or No
Comments image1.png
File details come from the government source that posted it. Updated .