Delmag D16-32 Single Acting Diesel Pile Hammer
Blows | Piston | Hammer | Bearing Capacity ( tons ) for a Pile Set ( blows / in ) of: | ||||||||||||||||
Per Min. | Stroke (ft) | Energy (ft-lbs) | 2.0 | 2.5 | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 7.5 | 8.0 | 8.5 | 9.0 | 9.5 | 10.0 |
54 | 4.65 | 16405 | 96 | 107 | 116 | 123 | 130 | 135 | 140 | 145 | 149 | 153 | 157 | 160 | 163 | 166 | 169 | 172 | 174 |
53 | 4.84 | 17076 | 99 | 110 | 119 | 127 | 133 | 139 | 144 | 149 | 153 | 157 | 161 | 164 | 168 | 171 | 173 | 176 | 179 |
52 | 5.04 | 17781 | 102 | 113 | 122 | 130 | 137 | 143 | 148 | 153 | 157 | 162 | 165 | 169 | 172 | 175 | 178 | 181 | 183 |
51 | 5.25 | 18522 | 105 | 116 | 126 | 134 | 141 | 147 | 152 | 157 | 162 | 166 | 170 | 173 | 177 | 180 | 183 | 186 | 188 |
50 | 5.47 | 19298 | 108 | 120 | 130 | 138 | 145 | 151 | 157 | 162 | 166 | 170 | 174 | 178 | 181 | 185 | 188 | 190 | 193 |
49 | 5.71 | 20145 | 112 | 124 | 133 | 142 | 149 | 155 | 161 | 166 | 171 | 175 | 179 | 183 | 186 | 190 | 193 | 196 | 198 |
48 | 5.97 | 21062 | 115 | 128 | 138 | 146 | 153 | 160 | 166 | 171 | 176 | 180 | 184 | 188 | 192 | 195 | 198 | 201 | 204 |
47 | 6.24 | 22015 | 119 | 131 | 142 | 150 | 158 | 165 | 171 | 176 | 181 | 185 | 190 | 193 | 197 | 200 | 204 | 207 | 210 |
46 | 6.52 | 23003 | 123 | 136 | 146 | 155 | 163 | 169 | 175 | 181 | 186 | 191 | 195 | 199 | 203 | 206 | 209 | 212 | 215 |
45 | 6.83 | 24096 | 127 | 140 | 151 | 160 | 168 | 175 | 181 | 186 | 192 | 196 | 201 | 205 | 208 | 212 | 215 | 219 | 222 |
44 | 7.16 | 25260 | 131 | 144 | 155 | 165 | 173 | 180 | 186 | 192 | 197 | 202 | 207 | 211 | 215 | 218 | 222 | 225 | 228 |
43 | 7.51 | 26495 | 135 | 149 | 160 | 170 | 178 | 185 | 192 | 198 | 203 | 208 | 213 | 217 | 221 | 225 | 228 | 232 | 235 |
42 | 7.88 | 27801 | 140 | 154 | 166 | 175 | 184 | 191 | 198 | 204 | 209 | 214 | 219 | 224 | 228 | 231 | 235 | 239 | 242 |
41 | 8.29 | 29247 | 145 | 159 | 171 | 181 | 190 | 197 | 204 | 210 | 216 | 221 | 226 | 231 | 235 | 239 | 242 | 246 | 249 |
40 | 8.72 | 30764 | 150 | 165 | 177 | 187 | 196 | 204 | 211 | 217 | 223 | 228 | 233 | 238 | 242 | 246 | 250 | 254 | 257 |
39 | 9.19 | 32422 | 155 | 170 | 183 | 193 | 202 | 210 | 218 | 224 | 230 | 236 | 241 | 245 | 250 | 254 | 258 | 262 | 265 |
38 | 9.70 | 34222 | 161 | 176 | 189 | 200 | 209 | 218 | 225 | 232 | 238 | 243 | 249 | 254 | 258 | 262 | 266 | 270 | 274 |
37 | 10.25 | 36162 | 166 | 183 | 196 | 207 | 217 | 225 | 233 | 240 | 246 | 252 | 257 | 262 | 267 | 271 | 275 | 279 | 283 |
36 | 10.84 | 38244 | 173 | 189 | 203 | 214 | 224 | 233 | 241 | 248 | 254 | 260 | 266 | 271 | 276 | 280 | 284 | 288 | 292 |
35 | 11.48 | 40501 | 179 | 196 | 210 | 222 | 232 | 241 | 249 | 256 | 263 | 269 | 275 | 280 | 285 | 290 | 294 | 298 | 302 |
| Calculates bearing capacities based upon FHWA modified Gates formula: Ru = 0.5 [ 1.75 √E ( log 10N ) - 100 ] where Ru = Driven bearing capacity of the pile in tons N = Number of hammer blows per inch E = Energy developed by the hammer per blow in ft-lb |