{"id":7379,"date":"2018-02-25T12:00:10","date_gmt":"2018-02-25T04:00:10","guid":{"rendered":"https:\/\/www.envguide.com\/?p=7379"},"modified":"2018-03-15T01:26:34","modified_gmt":"2018-03-14T17:26:34","slug":"table-2-evaluation-factors-evaluation-remedial-technologies","status":"publish","type":"post","link":"https:\/\/us.envguide.com\/table-2-evaluation-factors-evaluation-remedial-technologies\/","title":{"rendered":"Table 2. Evaluation Factors for the Evaluation of Remedial Technologies"},"content":{"rendered":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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Table 2. Evaluation Factors for the Evaluation of Remedial Technologies<\/strong><\/p>\n<\/td>\n<\/tr>\n

<\/td>\n\n

Monitored natural recovery<\/p>\n<\/td>\n

In Situ treatment<\/td>\nCapping<\/td>\nRemoval<\/td>\n<\/tr>\n
Characteristics<\/td>\nMNR<\/td>\nEMNR<\/td>\n<\/td>\nconventional capping<\/td>\namended capping<\/td>\nhydraulic dredging<\/td>\nmechanical dredging<\/td>\n\n

excavation<\/p>\n<\/td>\n<\/tr>\n

\n

Physical characteristics<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Sediment stability<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\n<\/tr>\n
Sediment
\ndeposition rate<\/td>\n		H<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

\n

Erosional potential of bedded sediments<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

\n

Water depth<\/p>\n<\/td>\n

M<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

\n

In-water & shoreline structure<\/p>\n<\/td>\n

M<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

\n

Presence of hard bottom<\/p>\n<\/td>\n

M<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

Presence of debris<\/td>\nL<\/td>\nL<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\n\n

M<\/p>\n<\/td>\n<\/tr>\n

\n

Hydrodynamics<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\n\n

M<\/p>\n<\/td>\n<\/tr>\n

Slope and slope stability<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\n\n

M<\/p>\n<\/td>\n<\/tr>\n

\n

Groundwater\/surface water interaction<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nL<\/td>\nL<\/td>\nM<\/td>\n<\/tr>\n
Sediment and porewater geochemitry<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nM<\/td>\nH<\/td>\nL<\/td>\nL<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

\n

Sediment characteristics<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Geotechnical properties<\/p>\n<\/td>\n

M<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n<\/tr>\n
\n

Grain size distribution<\/p>\n<\/td>\n

L<\/td>\nL<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\nM<\/td>\nL<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

\n

Potential for resuspension\/release \/residual<\/p>\n<\/td>\n

L<\/td>\nL<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

Sediment consolidation (pore-water expression) liquifaction<\/td>\nL<\/td>\nL<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nL<\/td>\nL<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

\n

Benthic community structure<\/p>\n<\/td>\n

M<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nL<\/td>\nL<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

\n

Contaminant characteristics<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Horizontal and vertical distribution of contamination<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n<\/tr>\n
\n

Contaminant type<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n<\/tr>\n
\n

Contaminant concentration<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

\n

Exposure pathway<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\n<\/tr>\n
\n

Presence of source material<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n<\/tr>\n
Contaminant mobility<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

Contaminant bioavailability<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\n\n

L<\/p>\n<\/td>\n<\/tr>\n

\n

Contaminant bioaccumulation and biomagnification potential<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\n<\/tr>\n
\n

Contaminant transformation\/degradation<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nM<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\n<\/tr>\n
\n

Source identification and control<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

\n

Ebullition<\/p>\n<\/td>\n

L<\/td>\nL<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\n<\/tr>\n
Background<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

\n

Land and waterway use characteristics<\/strong><\/p>\n<\/td>\n<\/tr>\n

\n

Watershed sources and impacts<\/p>\n<\/td>\n

H<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n<\/tr>\n
\n

Cultural and archaeological resources<\/p>\n<\/td>\n

L<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n<\/tr>\n
Site access (staging, treatment, transport, disposal)<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

Current and anticipated waterway use<\/td>\nM<\/td>\nM<\/td>\nM<\/td>\nL<\/td>\nL<\/td>\nH<\/td>\nH<\/td>\n\n

H<\/p>\n<\/td>\n<\/tr>\n

\n

Current and future land use<\/p>\n<\/td>\n

L<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\nL<\/td>\nM<\/td>\nM<\/td>\n\n

M<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n