Research Article
Impact of Guideline Markings on Saturation Flow Rate at Signalized Intersections
| Movement | Number of lanes | Offset/Turning angle | Guidelines | Surveyed hours | Useful cycles | Useful vehicles |
| Through | One | Small offset | Without | 1 | 11 | 214 | Through | One | Small offset | With | 1 | 11 | 214 | Through | One | Medium offset | Without | 1 | 11 | 282 | Through | One | Medium offset | With | 1 | 18 | 177 | Through | One | Large offset | Without | 1 | 11 | 114 | Through | One | Large offset | With | 1 | 18 | 177 | Through | Two | Small offset | Without | 1 | 24 | 633 | Through | Two | Small offset | With | 1 | 9 | 161 | Through | Two | Medium offset | Without | 1 | 9 | 232 | Through | Two | Medium offset | With | 1 | 10 | 91 | Through | Two | Large offset | Without | 1 | 13 | 364 | Through | Two | Large offset | With | 1 | 8 | 217 | Through | Three | Small offset | Without | 1 | 8 | 659 | Through | Three | Small offset | With | 1 | 7 | 378 | Through | Three | Medium offset | Without | 1 | 11 | 296 | Through | Three | Medium offset | With | 1 | 8 | 458 | Through | Three | Large offset | Without | 1 | 7 | 195 | Through | Three | Large offset | With | 1 | 8 | 400 | Left-turn | One | Acute angle | Without | 1 | 19 | 133 | Left-turn | One | Acute angle | With | 1 | 16 | 83 | Left-turn | One | Right angle | Without | 1 | 13 | 252 | Left-turn | One | Right angle | With | 1 | 7 | 94 | Left-turn | One | Obtuse angle | Without | 1 | 8 | 76 | Left-turn | One | Obtuse angle | With | 1 | 16 | 180 | Left-turn | Two | Acute angle | Without | 1 | 13 | 240 | Left-turn | Two | Acute angle | With | 1 | 8 | 158 | Left-turn | Two | Right angle | Without | 1 | 10 | 206 | Left-turn | Two | Right angle | With | 1 | 7 | 251 | Left-turn | Two | Obtuse angle | Without | 1 | 15 | 163 | Left-turn | Two | Obtuse angle | With | 1 | 12 | 569 | Left-turn | Three | Acute angle | Without | 1 | 10 | 479 | Left-turn | Three | Obtuse angle | Without | 1 | 15 | 671 | Left-turn | Three | Obtuse angle | With | 1 | 7 | 233 | Sum | | | | 33 | 378 | 9050 |
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