Kleinfelder provides in-depth expertise in the design of new dams and remediation of existing dams and hydropower facilities. Our capabilities encompass all facets of planning, design, and construction of earthfill, rockfill, gravity concrete, and roller compacted concrete (RCC) dams. We provide conceptual through final design plans, specifications, construction cost estimates, and construction management.
PLANNINGComprehensive planning services, to assist in the permitting and site evaluation process to determine project viability and impacts to the environment. |
Feasibility StudiesProject feasibility, conceptual planning, fatal flaw analyses, reservoir sizing/siting studies, benefit cost ratio analyses. |
NEPA/CEQA, Endangered Species Act, Historical Preservation ActCompliance support and consultation. |
Natural Occurring AsbestosCompliance support, consultation, and monitoring. |
PermittingPreparation of State (404 certification) and Federal (USACE 401) permits, related/other federal/state/local requirements. |
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SAFETYExtensive dam safety expertise and experience. We are at the forefront of risk-based dam safety procedures evolving across the country. |
Comprehensive Facility ReviewProvides inspections, investigations, and analyses to quantify deficiencies. |
Risk ManagementPotential failure modes analyses, annual failure probability estimation, consequence estimation, risk assessment. |
Emergency Action PlanningDam break analyses, flood inundation mapping, response-tree development, tabletop exercises. |
MonitoringInstrumentation, data collection, data analyses. |
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DESIGNDesign of new and rehabilitation of existing dams, involving all aspects of planning, design, and construction. |
Geological and Geotechnical AnalysisStability, seepage, filter drainage system analyses and design; instrumentation design; grouting; and foundation improvement. |
Hydrology and Hydraulic Analysis & DesignInflow design, flood analyses, flood routing, spillway and outlet configuration, and sizing. |
Seismic Analysis & DesignSeismic hazard analyses, numerical modeling (FLAC). |
Structural DesignNumerical modeling, reinforced concrete design, steel component design. |
Gates & ValvesHydraulic steel structures analyses and design, high-head/high-flow valve selection, sizing and specifications; hoists, electrical controls design. |
Civil DesignAccess roads, site layout, stormwater management.
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HYDROPOWERKleinfelder’s experts perform conceptual through final design for hydropower generation facilities.
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Feasibility StudiesFlow duration curve development, determination of power generating potential, economic analyses.
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Hydraulic AnalysisPenstock sizing, transient analyses, trashrack sizing. |
Mechanical AnalysisHigh head high flow gate and valve design, turbine selection, sizing and specification, instrumentation and controls, balance of plant. |
Structural Analyses and DesignPowerhouse design, penstock design, hydraulic steel structures, numerical modeling. |
DesignConceptual, preliminary, and final design. |
TransmissionElectrical feasibility studies; grid interconnect studies; appropriate equipment ratings; switchyard cost estimates, substation, transmission line equipment, preliminary/final design. |
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CONSTRUCTIONKleinfelder provides a full range of construction management services nationwide focused on dams and hydropower facilities. Our personnel provide technically sound and financially responsible solutions to manage project costs and delays.
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Construction Management/AdministrationSchedule tracking, RFI/change notice administration, contractor invoicing review.
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Quality Control/ConstructionMaterials testing earthwork, RCC, structures construction material testing, USACE certified laboratories.
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Construction ObservationCertified inspectors, monitoring, documentation.
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Resident Engineering during ConstructionSubmittal reviews, RFI responses, field changes, foundation inspection, construction observation.
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