historic context of maryland highway bridges built between 1948 ...

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SECTIONSIXResults of Field Investigationsand covered with a steel bull nose-shaped. The bridge is one of only two pre-stressed concretebox girder bridges built in Maryland in 1957.National Register of Historic Places Eligibility:The Hookers Mill Bridge over Bynum Run (MIHP # HA-2045, Bridge H-01300) in HarfordCounty is eligible for listing in the National Register for Historic Places under Criterion A on thelocal level with a period of significance of 1957. The bridge is associated with an importanthistorical crossing near the town of Bush. The original bridge, built ca. 1860, was constructed tofacilitate the transportation of goods to and from Hookers Mill which was an important center ofcommerce for the town of Bush and Harford County. The original covered bridge built at thelocation burned in 1955 and the existing bridge was rebuilt on the site in 1957.The Hookers Mill Bridge over Bynum Run is not National Register-eligible under Criterion B, asit is not associated with an individual significant on the local, state, or national level.The Hookers Mill Bridge over Bynum Run is National Register-eligible under Criterion C on thestate level with a period of significance of 1957. The bridge is one of the earliest examples of thepre-stressed concrete box girder bridges built in Maryland between the 1948-1960 period, thus itis eligible under Criterion C. The Hookers Mill Bridge retains sufficient integrity of design,materials, workmanship, association, setting, and location to stand as a representative example ofa specific bridge type which may survive in substantial numbers.National Register-eligibility under Criterion D was not investigated as part of this study.\15-SEP-11\\ 7-28
SECTIONSIXResults of Field InvestigationsBridge #: H-07000Bridge Name: Phillips Mill Road Bridge over the East Branch of Winters Run (MIHP# HA-2046)County: HarfordDate of Construction: 1958Bridge Type: Prestressed Concrete Box GirderNRHP Eligibility/ Criterion: Criterion CSummary Description:Bridge H-07000, also known as the Phillips Mill Road Bridge, was built in 1958 and carriesPhillips Mill Road over the East Branch of Winters Run. The bridge is a single span concrete boxgirder bridge that carries a two-lane road over a stream in a rural area with sparse residentialdevelopment. The two concrete abutments have outer walls that are six feet long. A smallconcrete abutment to the west of the bridge marks the location of a former bridge (dateunknown) that stood at this site and that was demolished to make way for the current span. Nineconcrete box girders, each 27" deep and 36" wide with a half-inch joint, sit on the abutments tosupport an asphalt roadway. The roadway has two 11-foot wide traffic lanes, and the overallwidth of the bridge is 16 feet. A concrete parapet at each edge of the bridge sits on top of theconcrete box girders and projects out slightly over the girders. The parapet supports steel pipesthat are connected by concrete beams that form a guardrail for the bridge. The clear span of thebridge is 25 feet.Statement of Significance:The Phillips Mill Road Bridge over the East Branch of Winters Run (MIHP # HA-2046, BridgeH-07000) was built in 1958 at the site of at least one earlier bridge over the East Branch ofWinter‘s Run in Harford County. The present Phillips Mill Bridge is a single span prestressedconcrete box girder bridge. It is one of five prestressed concrete box girders built in the state in1958.\15-SEP-11\\ 7-29
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F I N A L R E P O R THISTORIC CONTE
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ERRATAURS completed this report in
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Executive SummaryHA-2046PG:68-100PG
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Table of ContentsConclusion and Rec
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SECTIONONEIntroductionTwenty one br
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3. Section 1 ONE Methodolog ySECTIO
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SECTIONTWOMethodologyNineteen highw
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SECTIONTHREEHistoric Context1960 on
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SECTIONTHREEHistoric Contextcovered
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SECTIONTHREEHistoric Contextorigina
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Page 36 and 37: SECTIONFOURPost World War II Techno
Page 42 and 43: SECTIONFIVEConsulting Engineers and
Page 48 and 49: SECTIONSIXResults of Field Investig
Page 96 and 97: SECTIONSEVENConclusion and Recommen
Page 98 and 99: SECTIONEIGHTReferences CitedCorddry
Page 100 and 101: SECTIONEIGHTReferences CitedKaszyns
Page 102 and 103: SECTIONEIGHTReferences CitedSeely,
Page 104 and 105: Appendix A1948-1960 Maryland Bridge
Page 106 and 107: Appendix BMaryland Bridges By Type
Page 108 and 109: Appendix CResumes of Key Personnel\
Page 110 and 111: Appendix DNotes From August 25, 200
Page 112: Appendix DNotes From August 25, 200
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