Field work at the Ascon Landfill Site during the week of March 2 is planned to include:
HAMILTON AVENUE: The replacement of short segments of the concrete base (k-rails) along Hamilton Avenue to allow access to a communications vault was completed during the week of February 24.
NORTHERN ZONE: Daily inspection of unexcavated areas along the earthen berm parallel to Hamilton Avenue to track settlement. This zone also is regularly inspected by DTSC.
INTERIOR: The field team will be surveying and staking future work or materials transport paths in the interior of Ascon as part of the planning for future pilot testing of remedial enclosures. The permitting for the pilot testing is under review with the South Coast Air Quality Management District. A work plan for the pilot testing is in development with the lead agency, DTSC.
SITEWIDE: There will be continued inspection and maintenance of stormwater management measures to maintain compliance with Ascon stormwater permit. Stormwater management is subject to inspection by the City stormwater inspector.
- Learn more about stormwater management at Ascon on AsconHB.com under the Our Safety Commitment tab. Click on “Learn More” to read the explainer.
EASTERN ZONE: A regular inspection of the Pit F tent will be conducted, including review of maintenance and improvements conducted the week of February 24.
SITEWIDE AND OFFSITE: Air quality monitoring continues, both on the Ascon site and at offsite community locations. Air quality monitoring data are posted under the Actively Monitoring Air Quality tab and also on the Ascon Landfill Site web page on the California Department of Toxic Substances Control (DTSC) website, Envirostor.
SITEWIDE: Weed abatement will be conducted as needed throughout the Site as part of stormwater management and fire protection. Plant overgrowth is removed near silt fences as part of necessary weed abatement, leaving roots in place to help prevent erosion.
Equipment used for this work may include:
- Small power equipment, such as a weed wacker or mower
SITEWIDE: Dust and odor mitigation measures continue to be implemented. This includes applying a non-toxic odor suppressant material in excavated and graded zones which forms a hard clay-based shell, covering excavated materials with reinforced plastic covers, and also use of a water truck to mist interior roadways and areas where field work is occurring. Learn more about these ongoing activities and other activities conducted to maintain a safe cleanup project under the Our Safety Commitment tab.
SITEWIDE: Soil sealant will be applied to access and interior roads as a routine dust control action.
HAMILTON AVENUE AND MAGNOLIA STREET: Workers will conduct routine cleanup and removal of trash and debris thrown at and between the concrete base for the 16-foot fence around the outside of Ascon.
SITEWIDE: Supplies needed for ongoing Site maintenance may be expected for delivery.
SITEWIDE: A large front-end loader tractor will be removed from Ascon.
SITEWIDE: 24-hour onsite security continues.
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