MWH Manywells
green temporarily, providing a much more A new low calorific value landfill gas biodegrading and settling we do not have
attractive environment and view for local burner was installed, which enabled the to remove any surplus waste from the
residents. increased gas quantities to be burned site, which was part of the original project
During the investigation process, continuously. solution. This is good news for the local
considerable effort was made to involve residents, as it will avoid an increase in
the local community and inform them of Remediation Innovation Award traffic in the area, and the consequent
what was going on at the site. A regular Throughout this time the project team carbon emissions and potential odour
newsletter was produced and circulated concentrated on developing the design nuisance this would produce”, explained
to residents and businesses in the area. of a final scheme for remediation and Adrian Parker.
Site visits and public meetings were held restoration of the site. In addition, “Now that the site is starting to
to provide information on basic landfill successful submissions were made to stabilise a new access road is nearing
processes, the proposed investigations Defra for funding to complete the project, completion. A contract has recently been
and the specific problems associated with and to Bradford Council for planning awarded for the reshaping and permanent
the Manywells site. A community working permission for a new access road and capping of the site, ultimately providing
group was formed to get involved in the for the final profile of the restoration. an attractive public feature. This contract
decision making process and act as a two As activities on the site temporarily includes provision for the installation of a
way communications channel between slowed effort was made to maintain permanent management system for gas
the project team and the community. communication with the community and leachate. We anticipate that some
At this point of the project the and stakeholders, leading to the settlement, gas flare off and drainage of
drainage characteristics of the deep project team winning a national award leachate will continue for a number of
holes constructed on the site were for best communications/stakeholder years, but this will be invisible, routine
left to develop and the site monitored engagement at the 2009 Remediation management of the site”, added Adrian.
for biological activity. During this time Innovation Awards organised by specialist Kate Gabriel concluded: “This has
quantities of leachate being pumped publication Brownfield Briefing. been a long haul, with a lot of hard work
from the landfill basal leachate collection “Now the waste is settling, the site to clean up the site to protect local people
system and from some of the deep will be reshaped to provide a stable and and the surrounding environment. MWH
holes increased significantly. In addition, sustainable profile and side gradients to has provided, and continues to provide,
leachate leakage from the sides of the the landfill. The temporary cap will be invaluable advice and assistance to the
landfill stopped, temperatures within the reworked, extended and planted with Bradford Council team. The partnership
landfill increased, landfill gas quantities the final landscaping elements. As we will continue to work closely to bring this
increased and settlement commenced. have been able to get the site to start project to a successful conclusion.”
February/March 2010 | 15
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