| Forest force 12k | 4.17 km | -31 m | -0.1% |
| Run up Dairy Farm Road to Petir | 0.76 km | 24 m | 3.0% |
| Zhenghua Trail North | 0.60 km | 21 m | 1.8% |
| Belukar burst | 0.18 km | 21 m | 11.6% |
| Zhenghua top trail climb North | 0.52 km | 17 m | 1.2% |
| Zhengua PCN | 1.13 km | -28 m | -1.5% |
| Mandai Rd Hill 1km | 1.02 km | 17 m | 1.6% |
| Chestnut through Zhenghua | 0.77 km | -21 m | -1.8% |
| Chestnut Drive to Zhenghua Park Fitness Corner via PCN | 1.16 km | -18 m | -0.1% |
| Hill Repeat Down | 0.54 km | -14 m | -2.4% |
| T-15: From Mandai; 1st half | 1.70 km | 26 m | 1.5% |
| T15: Mandai to Observation Tower | 4.33 km | 44 m | 0.6% |
| T15 South from Mandai Track 15 | 2.91 km | -34 m | -0.8% |
| Scp - Zhenghua | 1.29 km | -26 m | -1.8% |
| Scorpion to Zhengua junction | 0.90 km | -14 m | -0.0% |
| T15 connecting trail to Zhengua | 0.39 km | -17 m | -3.9% |
| Lung Buster | 0.23 km | 9 m | 3.9% |
| Upper Bukit Timah Climb (Diary Farm to Old Ford Factory) | 1.19 km | 25 m | 2.0% |
| Up Bukit Timah Rd Hillview to Old Jurong | 1.51 km | 20 m | 0.9% |
| Hume to Sesuai | 0.58 km | 10 m | 0.0% |
| B Upper Bukit Timah Rd Climb | 1.11 km | 60 m | 5.4% |
| Bukit Batok Straight Up | 0.41 km | 40 m | 9.6% |
| Sesuai Antenna | 0.49 km | 64 m | 13.0% |
| BBH ascent | 0.34 km | 40 m | 11.7% |
| Bukit Batok Rocky Steps up and down | 0.18 km | 22 m | 1.7% |
| From Ghost Station to Hillview Station | 0.83 km | -15 m | -1.9% |
