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VA DEQ ESC Inspector Exam Prep 2027: Study Guide and Practice Test Questions

BUSI100 Business — exam and revision material · Other

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Business exam material, 29 pages. Originally published on StudyMerit.

Pages
29
Academic year
2025/2026
Language
English

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VA DEQ ESC Inspector Exam | Actual Questions and verified Answers | 2026/27 Updates | Alrea dy Passed VESCP - ANSWER - Virginia Erosion and Sediment Control Program - Administered by counties/cities (must), towns (may) - MUST BE APPROVED Minimum Standard 1 - ANSWER - Stabilization permanent or temporary soil stabilization shall be applied to denuded areas within seven days after final grade is reached on any portion of the site; temporary soil stabilization shall be applied within seven days to denuded areas that may not be at final grade but will remain dormant for longer than 14 days; permanent stabilization shall be applied to areas that are to be left dormant for more than one year Site NOT at Final Grade - ANSWER - - stabilize in 14 days - temporarily seed - mulch - permanently stabilize if dormant > 1 year Site at Final Grade - ANSWER - - stabilize in 7 days (recommended immediately) - permanently or temporarily seed and mulch - mulch/matting/straw Minimum Standard 2 - ANSWER - Stock Piles, Waste and Borrow Areas during construction, soil stock piles and borrow areas shall be stabilized or protected with sediment trapping measures Downloaded by Clement Kariuki (clementkariuki738@gmail.com) lOMoARcPSD|69697795

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mulch prevents erosion by protecting the surface from raindrop impact and silt fence intercepts and detains from disturbed areas Minimum Standard 3 - ANSWER - Permanent Vegetation permanent vegetation cover shall be established on denuded areas not otherwise permanently stabilized (permanent vegetation shall not be considered established until a ground cover is achieved that is uniform, mature enough to survive, and will inhibit ero sion *there is no % associated with this*) reduce erosion and decrease sediment yield from disturbed area this is the standard used to verify that a site is ready for release of bonds or surety Minimum Standard 4 - ANSWER - First - Step Measures Sediment basins and traps, perimeter dikes, sediment barriers and other measures intended to trap sediment shall be constructed as a first step in any land - disturbing activity and shall be made functional before upslope land disturbance takes place a certain amount of initial land disturbance may be required to provide access for equipment to install the perimeter controls, but site clearing and grading should be kept to a minimum until the perimeter controls are in place intercepts and detains small amounts of sediment from disturbed areas during construction operation to prevent sediment from leaving the site and decrease velocity of sheet flows and low - to - moderate level channel flow Perimeter Controls - ANSWER - assures that sediment does not leave the perimeter of the land - disturbing area once site clearing, grading, and construction commences Examples: silt fences, sediment traps, sediment basins, construction entrance, temporary diversions, diversions Downloaded by Clement Kariuki (clementkariuki738@gmail.com) lOMoARcPSD|69697795

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Minimum Standard 5 - ANSWER - Earthen Structure Stabilization stabilization measures shall be applied to earthen structures such as dams, dikes, and diversions immediately after installation reduce erosion and sedimentation and reduce damage from sediment and runoff to downstream or off - site areas Minimum Standard 6 - ANSWER - Traps and Basins sediment traps and basins shall be designed and constructed based upon the total drainage area (not just disturbed area) to be served by the trap or basin Sediment Traps - ANSWER - minimum storage capacity shall be 134 cubic yards per acre of drainage area and shall only control drainage areas less than 3 acres *stone outlet = trap* Sediment Basins - ANSWER - surface runoff from disturbed areas that is comprised of flow from drainage areas greater than or equal to 3 acres shall be controlled by a basin; minimum storage capacity of a sediment basin shall be 134 cubic yards per acre of drainage area; the outfall system shall, at a minimum, maintain the structural integrity of the basin during a 25 - year storm of 24 - hour duration; runoff coefficients used in runoff calculations shall correspond to a bare earth condition or those conditions expected to exist while th e sediment basin is utilized. Sediment Trapping Devises - ANSWER - 1. place near the lowest drainage points of a project 2. install as a first - step measure [MS - 4] 3. stabilize immediately [MS - 5] 4. must include outlet protection for basins [MS - 11] Downloaded by Clement Kariuki (clementkariuki738@gmail.com) lOMoARcPSD|69697795

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