A surveyed plat of land a shown. Elevations are recorded on the stakes at the grid...
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A surveyed plat of land a shown. Elevations are recorded on the stakes at the grid corners. The grid squares are 100 ft. 1. Draw the contour lines at 5' intervals. (HW #1) 2. Assuming the entire area is excavated to an elevation of 148.0", calculate the volume of earth removed in cubic yards. (Later) 219 214 210 205 200 195 190 210 2 204 199 194 187 183 180 200 197 190 3 184 178 174 171 195 187.5 179 174 169 166 162 196 182 5 177 170 165 159 159 197 6 188 183 177 173 169 167 203 197 189 187 180 7 E 184 с D B 177 A Project Presentation 1. Inside a rectangular area that is 140 feet in the N-S direction, and 300 feet in the E-W direction, draw a contour map using a scale 1"-20' and contour interval of 1 feet. 2. Survey Data: Traverse: Start station A 68'east and 66° south of the north-west corner and follow the courses below to plot the traverse station locations. Course LAT DEP -32 +161 -18 -99 +50 -62 AB BC CA Side shots: the survey information from each station: Station A Elevation 75.0 PT AZM DIST 1 319 82 08 56 23456 45 90 2345 87 66 72 246 280 67 ELEV. 81.8 77.0 73.4 71.3 Station C Elevation 69.5 PT AZM DIST ELEV. 1 293 32 137 252 264 52 29 31 61 76.1 78.3 72.8 69.3 66.7 71.5 119 73.6 Station B Elevation 71.8 PT AZM DIST 1 328 115 2 316 84 3 295 57 226 60 04 94 36 117 22 31 4 5 6 7 8 9 67 69 93 63 77 41 10 121 11 160 ELEV. 71.4 69.2 67.3 61.7 76.6 80.6 73.0 75.8 73.6 71.8 69.5 NOTES C.L. Stream C.L. Stream C.L. Stream C.L. Stream Arca surveyed from station A Property line 341 HIGHWAY EARTHWORK Stream Control Traverse 1. The area is divided into a certain number of areas that can be seen from each station. Obstructions or terrain may prevent you from collecting all the data you need from one instrument setup point. 2. These stations form a control traverse that is measured for its angle and distances. 3. At each station key points needed for drawing a contour map are measured for azimuth, distance and elevation 4. These points are placed onto a scaled map. 5. Polygons of 3 or 5 sides are created. 6. Elevations are interpolated along these lines. 7. The contour map is drawn. Station C, Elevation = 53.0 PT AZM DIST ELEV 1 310 100 2 28 210 3 101 230 165 320 252 300 45 48.5 51.6 62.7 56.7 49.6 A surveyed plat of land a shown. Elevations are recorded on the stakes at the grid corners. The grid squares are 100 ft. 1. Draw the contour lines at 5' intervals. (HW #1) 2. Assuming the entire area is excavated to an elevation of 148.0", calculate the volume of earth removed in cubic yards. (Later) 219 214 210 205 200 195 190 210 2 204 199 194 187 183 180 200 197 190 3 184 178 174 171 195 187.5 179 174 169 166 162 196 182 5 177 170 165 159 159 197 6 188 183 177 173 169 167 203 197 189 187 180 7 E 184 с D B 177 A Project Presentation 1. Inside a rectangular area that is 140 feet in the N-S direction, and 300 feet in the E-W direction, draw a contour map using a scale 1"-20' and contour interval of 1 feet. 2. Survey Data: Traverse: Start station A 68'east and 66° south of the north-west corner and follow the courses below to plot the traverse station locations. Course LAT DEP -32 +161 -18 -99 +50 -62 AB BC CA Side shots: the survey information from each station: Station A Elevation 75.0 PT AZM DIST 1 319 82 08 56 23456 45 90 2345 87 66 72 246 280 67 ELEV. 81.8 77.0 73.4 71.3 Station C Elevation 69.5 PT AZM DIST ELEV. 1 293 32 137 252 264 52 29 31 61 76.1 78.3 72.8 69.3 66.7 71.5 119 73.6 Station B Elevation 71.8 PT AZM DIST 1 328 115 2 316 84 3 295 57 226 60 04 94 36 117 22 31 4 5 6 7 8 9 67 69 93 63 77 41 10 121 11 160 ELEV. 71.4 69.2 67.3 61.7 76.6 80.6 73.0 75.8 73.6 71.8 69.5 NOTES C.L. Stream C.L. Stream C.L. Stream C.L. Stream Arca surveyed from station A Property line 341 HIGHWAY EARTHWORK Stream Control Traverse 1. The area is divided into a certain number of areas that can be seen from each station. Obstructions or terrain may prevent you from collecting all the data you need from one instrument setup point. 2. These stations form a control traverse that is measured for its angle and distances. 3. At each station key points needed for drawing a contour map are measured for azimuth, distance and elevation 4. These points are placed onto a scaled map. 5. Polygons of 3 or 5 sides are created. 6. Elevations are interpolated along these lines. 7. The contour map is drawn. Station C, Elevation = 53.0 PT AZM DIST ELEV 1 310 100 2 28 210 3 101 230 165 320 252 300 45 48.5 51.6 62.7 56.7 49.6
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Systems Analysis And Design
ISBN: 9781118897843
6th Edition
Authors: Alan Dennis, Barbara Haley Wixom, Roberta M. Roth
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