| T15 Forest force | 6.64 km | -40 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% |
| Chestnut entrance | 1.32 km | 30 m | 0.5% |
| Chestnut through Zhenghua | 0.77 km | -21 m | -1.8% |
| Stop Complaining Hill | 0.26 km | 27 m | 10.3% |
| T15 connecting trail | 0.44 km | 21 m | 4.7% |
| Zhenghua to T15 Hill | 0.38 km | 19 m | 5.1% |
| Chestnut to Zhenghua trail | 1.15 km | 18 m | 0.6% |
| T15 BKE - Mandai | 4.06 km | -37 m | -0.6% |
| T15 North from Mandai Track 15 | 1.74 km | -29 m | -1.7% |
| Mandai Road Climb | 0.78 km | 41 m | 5.3% |
| Hill Repeat Up | 0.52 km | 14 m | 2.6% |
| Hill sprint | 0.17 km | 12 m | 6.8% |
| Lung Buster | 0.23 km | 9 m | 3.9% |
| Zhenghua trail South | 2.03 km | 25 m | 1.2% |
| Chestnut to BT | 1.00 km | -15 m | -0.6% |
| Zhenghua to RR | 2.31 km | 26 m | 0.8% |
| Pipeline to RR | 1.31 km | 20 m | 1.4% |
| Reservoir to bottom of RRR | 1.20 km | -36 m | -1.8% |
| Murnane Trail South | 0.72 km | -16 m | -0.9% |
| 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% |
