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 | 9:50:50 PM | 1.00 | 00:57 | 00:57 | 63 |  |
| New Territory | FM-1464 | 9:50:50 PM | 1.50 | 1:23 | 2:20 | 65 | |
| FM-1464 | Oyster Creek | 9:50:50 PM | 2.00 | 1:41 | 4:01 | 71 | |
| Oyster Creek | Harlem Rd | 9:50:50 PM | 1.60 | 1:49 | 5:50 | 53 | |
| Harlem Rd | W Bellfort | 9:50:50 PM | 1.50 | 1:22 | 7:12 | 66 | |
| W Bellfort | Bellaire | 9:50:50 PM | 2.90 | 2:48 | 10:00 | 62 | |
| Bellaire | S Fry Rd | - | 1.60 | Not Available |  |
| S Fry Rd | Cinco Ranch Blvd | - | 2.00 | Not Available | |
| Cinco Ranch Blvd | Kingsland | 9:50:50 PM | 2.20 | 2:06 | 12:04 | 63 | |
| Kingsland | IH-10 Katy | 9:50:50 PM | 1.25 | 1:08 | 13:12 | 66 | |
| IH-10 Katy | Morton | 9:50:50 PM | 1.50 | 1:44 | 14:56 | 52 | |
| Morton | Clay Rd | 9:50:50 PM | 1.60 | 1:25 | 16:21 | 68 | |
| Clay Rd | Beckendorff | 9:50:50 PM | 1.30 | 1:16 | 17:37 | 62 | |
| Beckendorff | FM-529 | 9:50:50 PM | 1.00 | 00:51 | 18:28 | 71 | |
| FM-529 | West Rd | 9:50:50 PM | 2.50 | 2:09 | 20:37 | 70 | |
| West Rd | House Hahl | 9:50:50 PM | 1.30 | 1:12 | 21:49 | 65 | |
| House Hahl | Bridgeland Lake Parkway | - | 1.40 | Not Available | |
| Bridgeland Lake Parkway | US-290 Northwest | - | 2.40 | Not Available | |
| Summary | 30.55 | 21:47 | 21:47 | 84 | |
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 | 9:50:50 PM | 1.30 | 1:18 | 1:16 | 60 | |
| West Rd | FM-529 | 9:50:50 PM | 2.50 | 1:58 | 3:14 | 76 | |
| FM-529 | Beckendorff | 9:50:50 PM | 1.00 | 1:11 | 4:25 | 51 | |
| Beckendorff | Clay Rd | 9:50:50 PM | 1.30 | 1:06 | 5:31 | 71 | |
| Clay Rd | Morton | - | 1.60 | Not Available | |
| Morton | IH-10 Katy | - | 1.50 | Not Available | |
| IH-10 Katy | Kingsland | 9:50:50 PM | 1.25 | 1:20 | 6:49 | 56 | |
| Kingsland | Cinco Ranch Blvd | 9:50:50 PM | 2.20 | 1:54 | 8:43 | 69 | |
| Cinco Ranch Blvd | S Fry Rd | - | 2.00 | Not Available | |
| S Fry Rd | Bellaire | - | 1.60 | Not Available | |
| Bellaire | W Bellfort | 9:50:50 PM | 2.90 | 3:00 | 11:41 | 58 | |
| W Bellfort | Harlem Rd | 9:50:50 PM | 1.50 | 1:22 | 13:03 | 66 | |
| 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 | |
