September 20, 2023
The contractor has continued blasting work on the west side of the slide. Watch a video of the blasting operations in this post. The expanded closure for blasting work at Pretty Rocks will remain in place until the contractor field season shuts down for winter.
September 18, 2023
The contractor spent last week preparing for a second round of blasting on the west side. In Anchorage, concrete is being poured for the 13 foundation elements for the western abutment.
September 13, 2023
In the past week, the contractor has installed a protective structure over NPS monitoring instruments on the west side of the slide, completed bench excavations, and drilled blast holes for the first blast of the west abutment rock wall.
September 06, 2023
Blasting work will begin this week on the west side of the slide. For public safety, an expanded closure will be in place 1500 feet around the blasting work area at Pretty Rocks beginning on Thursday, September 7, and is expected to remain in place into late September.
August 28, 2023
The rough access route across the slide is in use. Ongoing work involves excavating the east abutment upper slope and hauling material to the staging areas.
August 21, 2023
Granite has successfully reached the road on the west side of the slide with an excavator! They have also begun preparing the third staging area at Mile 45.1. Work on the east bridge abutment area does not require blasting at this time.
August 14, 2023
Granite began earthwork on the east side of the slide last week. They are continuing nighttime work to haul material from the Tek Pit to the staging areas and daytime work to cut, shape, and stabilize the north rock wall at the east abutment.
August 07, 2023
Last week, the contractor worked on setting up two staging areas, began installing geotechnical monitoring instruments in the slide area, and gathered a baseline topographic survey. This week, material will be hauled from the Tek Pit to the Mile 44 staging area and survey work at the slide will continue.
July 31, 2023
Last week, the contractor removed the gravel pile from the Ghiglione Bridge pullout and began developing the staging area at Bear Cave (Mile 44.8).
July 19, 2023
On-site activity is ramping up and the contractor is preparing to haul gravel and other materials to the Bear Cave area.
July 07, 2023
Preparation work continued throughout June and contractors are now ready to proceed with beginning excavation and earthworks this summer.
May 24, 2023
This week, a new timeline for the project was announced with a new completion date of July 2026.
May 02, 2023
Welcome to the Pretty Rocks Construction Blog, where we'll be sharing weekly progress updates on bridge construction at the Pretty Rocks Landslide.