SH-99 Lanier Parkway-West Mainlanes Northbound 
|
| From | To | Data Age | Distance (miles) | Link Travel Time(m:ss) | Cumulative Travel Time(m:ss) | Speed(mph) | |
| Brazos River | New Territory | - | 1.00 | Not Available |  |
| New Territory | FM-1464 | - | 1.50 | Not Available | |
| FM-1464 | Oyster Creek | - | 2.00 | Not Available | |
| Oyster Creek | Harlem Rd | - | 1.60 | Not Available | |
| Harlem Rd | W Bellfort | 2:55:46 AM | 1.50 | 1:40 | 1:36 | 54 |  |
| W Bellfort | Bellaire | 2:55:46 AM | 2.90 | 2:34 | 4:10 | 68 | |
| Bellaire | S Fry Rd | 2:55:46 AM | 1.60 | 1:32 | 5:42 | 63 | |
| S Fry Rd | Cinco Ranch Blvd | 2:55:46 AM | 2.00 | 1:59 | 7:41 | 61 | |
| Cinco Ranch Blvd | Kingsland | 2:55:46 AM | 2.20 | 2:11 | 9:52 | 60 | |
| Kingsland | IH-10 Katy | 2:55:46 AM | 1.25 | 1:11 | 11:03 | 63 | |
| IH-10 Katy | Morton | 2:55:46 AM | 1.50 | 1:56 | 12:59 | 47 |  |
| Morton | Clay Rd | 2:55:46 AM | 1.60 | 1:21 | 14:20 | 71 | |
| Clay Rd | Beckendorff | 2:55:46 AM | 1.30 | 1:26 | 15:46 | 54 | |
| Beckendorff | FM-529 | 2:55:46 AM | 1.00 | 00:45 | 16:31 | 80 | |
| FM-529 | West Rd | - | 2.50 | Not Available | |
| West Rd | House Hahl | - | 1.30 | Not Available | |
| House Hahl | Bridgeland Lake Parkway | - | 1.40 | Not Available | |
| Bridgeland Lake Parkway | US-290 Northwest | - | 2.40 | Not Available | |
| Summary | 30.55 | Not Available | |
SH-99 Lanier Parkway-West Mainlanes Southbound 
|
| From | To | Data Age | Distance (miles) | Link Travel Time(m:ss) | Cumulative Travel Time(m:ss) | Speed(mph) | |
| US-290 Northwest | Bridgeland Lake Parkway | - | 2.40 | Not Available | |
| Bridgeland Lake Parkway | House Hahl | - | 1.40 | Not Available | |
| House Hahl | West Rd | - | 1.30 | Not Available | |
| West Rd | FM-529 | - | 2.50 | Not Available | |
| FM-529 | Beckendorff | 2:51:46 AM | 1.00 | 1:09 | 1:05 | 52 | |
| Beckendorff | Clay Rd | 2:55:46 AM | 1.30 | 1:08 | 2:13 | 69 | |
| Clay Rd | Morton | 2:55:46 AM | 1.60 | 1:54 | 4:07 | 51 | |
| Morton | IH-10 Katy | - | 1.50 | Not Available | |
| IH-10 Katy | Kingsland | - | 1.25 | Not Available | |
| Kingsland | Cinco Ranch Blvd | 2:55:46 AM | 2.20 | 1:54 | 5:59 | 69 | |
| Cinco Ranch Blvd | S Fry Rd | 2:55:46 AM | 2.00 | 2:21 | 8:20 | 51 | |
| S Fry Rd | Bellaire | - | 1.60 | Not Available | |
| Bellaire | W Bellfort | - | 2.90 | Not Available | |
| W Bellfort | Harlem Rd | - | 1.50 | Not Available | |
| Harlem Rd | Oyster Creek | - | 1.60 | Not Available | |
| Oyster Creek | FM-1464 | - | 2.00 | Not Available | |
| FM-1464 | New Territory | - | 1.50 | Not Available | |
| New Territory | Brazos River | - | 1.00 | Not Available | |
| Summary | 30.55 | Not Available | |
