Seattle (Wash.). Engineering Dept.

Correspondence and specifications on the 16th Avenue Southwest Bridge. Arranged alphabetically by type.

Annual report of department activities including statistical reports on construction projects and financial recapitulations.

Records relating to the development and construction of the Cedar Falls Power Plant.

Reports, surveys and studies concerning traffic and transportation in downtown Seattle. Subjects include district traffic circulation, reversible roadway, freeways, and the comprehensive traffic plan for the Central Business District.

Correspondence to and from the City Attorney. Includes requests from City agencies for legal opinions and advice.

Binder of construction cost information, presumably used for estimating project budgets.

Urban forestry and streetside planting records of the Seattle Department of Transportation's City Arborist, concentrated in 1993-2006

Records relating to flood control in the basin of the Duwamish and Green Rivers, 1922-1975.

Aerial photography of the Seattle area, taken by commercial aerial surveyors. Includes images from 22 separate flights. Photos appear complete for flights in 1968, 1969, and 1973, for a 1969 survey of the University of Washington neighborhood.

Financial records of the Lake City Sewer District (LCSD), consisting of State audits, general ledgers and ledgers on construction (involving roads, sewers, and sewage treatment plants), customer accounts, LCSD funds, and sewer utility-pump station cost distribution for Seattle and Lake City.

Reports, correspondence, and surveys concerning construction and maintenance of the First Avenue South Bridge. Subjects include approaches, surface work, lighting and testing. Material arranged alphabetically by subject.

Correspondence and reports of the City Engineer or Franchise Inspector relating to the extension and operation of franchises in Seattle.

Index to Engineering Department negatives. Includes a card index organized alphabetically by subject and proper name covering primarily the mid-1950s to 1996. Two volumes of Kroll Maps serve as a geographical index covering 1914 to 1968 (with large gaps). Negative numbers are entered on the maps at the site the photographs were taken.

Ledger itemizing inspector reports and permits issued by year in Seattle.

114 prints showing the progression of construction at the west end of the Lake Washington Floating Bridge.

Correspondence, specifications, estimates, and drawings relating to the construction of the aqueduct, pipelines, chlorinating plant, and dam at Lake Youngs.

Correspondence, bid sheets, reports on majority petitions, notices to commence work, and completion notices relating to local improvements. Arranged chronologically.

Correspondence, memoranda, reports, issues papers, newspaper clippings, and presentation materials relating to Mayor Royer's departmental reorganization proposals in 1978-1979. Target areas included the Executive Department, transportation planning, utilities, land use, energy, internal or general services, and housing. Arranged into 14 sub-series by issue area and record type.

Correspondence, memoranda, cost estimates, specifications, agreements and contracts, and maps for non-local improvement district public works projects. Folder titles link to associated legislation. The number of the Resolution, Clerk/Comptroller, Council Bill or Ordinance number can be entered as a search term, if known.

Brochures and newsletters from Seattle Engineering Department.

Compilation of temperature and precipitation data for cities and towns in the State of Washington. Includes averages, highs and lows, daily records, and other pertinent weather information. Also includes average temperature and precipitation maps. Reports were produced by the United States Weather Bureau.

Records relating to the construction of the Yesler Building.

Photographic negatives documenting public works, city employees, and elected officials.

Two volumes documenting cracks in pavements on Seattle city streets.

Drawings, correspondence, copies of legislation, certificates of completion, estimates, and agreements relating to private agencies granted contracts to develop areas at their own expense. Arranged by street or plat description. Folder titles link to associated legislation. The number of the Resolution, Clerk/Comptroller, Council Bill or Ordinance number can be entered as a search term, if known.

Official decisions, opinions, policies, and directives by the North Beach Sewer District Board of Commissioners. The resolutions expressed the Board's decisions related to fiscal, administrative, and legal matters relating to the operation of the Sewer District.

Notebooks of photographs of Engineering Department projects relating to paving, widening, and sewer work.

Bids to supply rock crushers and screens to the City.

Photographs of Seattle Engineering Department work on bridges, overpasses, and viaducts. Neighborhoods pictured include the Industrial District, University District, and Downtown.

Records concerning street improvement projects in Seattle neighborhoods

Reports on condition of Seattle bridges.

Project plans, property descriptions, condemnation ordinances, judgements and awards of compensation documenting the condemnation of private property by the City for public works projects. Includes drawings of improvements and some files include photographs. Arranged by condemnation ordinance. Folders link to associated legislation. The number of the Resolution, Clerk/Comptroller, Council Bill or Ordinance number can be entered as a search term, if known.

Legal case files, primarily concerning litigation over public and private property damages.

Photographs documenting the Denny Hill Regrade, 1904-1929; images include views of the regrade area, sluicing operations, machinery and equipment, and disposal of debris in Elliott Bay.

Engineering Department employee newsletter containing personnel updates, notices of award winners, well wishes for ill coworkers, personal news such as weddings and new babies, and announcements of social activities like the department's fishing derby and bowling league. The newsletter was published weekly until the mid-1970s, when it went to biweekly. By the 1990s it was a monthly publication. The collection has a gap between 1976 and 1994.

Correspondence, memoranda, reports, budget materials, and notes related to administration of the Seattle Engineering Department. The records document SED projects and activities and its relationship with other City agencies. These records cover the period after SED stopped use of a central filing system.

Lists of property owners and descriptions of tracts of land in Seattle.

Engineering and property records concerning a proposed freeway in Seattle.

Photographs of Engineering Department Safety Award-winning departments and individuals, 1947-1987. Also included are photographs of Engineering Department vehicles and equipment, construction projects, and vehicle damage due to accidents.

Files relating to the work of the Engineering Department's Solid Waste Division.

Records of a planning task force.

Primarily records of the Seattle City Arborist.

Photographs of the repavement of Third Avenue, 1928 and 1929.

Records from the Seattle Engineering Department's central filing system.

Records of the Seattle Department of Engineering consisting of correspondence between the Department and grantees of utility franchises. Also included are agreements, maps, drawings, and photographs.

Three albums of photographs depicting vehicles and equipment used by the Seattle Engineering Department.

Rainfall and other weather data for Seattle.

Seattle weather data.

Portraits of Seattle's mayors, 1869-2002.

Seattle weather data.

Correspondence, working papers, reports, environmental impact statements, studies, testimony, conference presentations, and recommendations relating to research on converting solid waste to methanol or ammonia. Included is material concerning siting of a conversion plant. Correspondence includes input from government agencies and officials, community organizations, and the scientific community.

Notebook recording grades of streets in Seattle, organized from most level to steepest.

Correspondence, memoranda, engineering notes, reports, logs, photographs, blueprints, maps, and accounting notes relating to the construction of the Tolt River Dam. Construction correspondence is arranged chronologically and includes a rudimentary index.

Reports and studies concerning Seattle's water supply, especially relating to the Tolt River Watershed. Includes geologic reports, foundation condition, design studies, and a history of the Tolt River. Also included is correspondence related to various studies.

Annual reports from Traffic Engineering, arranged chronologically.

Material relating to traffic control and transportation planning in Seattle.

Newsletter produced by the Traffic Engineering Division reporting accident statistics as well as related news items. Later issues are yearly and titled "Traffic Accident Summary."

Videotapes of Engineering Department projects and events, and training films. Includes tape transfers made of historical film footage taken from as early as the 1910s.

Photographs and slides documenting preconstruction and construction of the West Seattle Freeway Bridge, 1980-1983.

Correspondence and reports on the West Seattle Freeway. Material covers condemnations, landscaping, construction and roadway maintenance. Arranged alphabetically by type.