of the New, discharging the water into the east and western divisions Type Significance(s) Interpretation Sign JEROME PARK KEEPER’S HOUSE c 1890s (Demolished) Plate 29A-, Old/ New Croton Aqueduct Designed by F. S. Cook, the Jerome Park Keeper’s House was an elaborate home for the overseer of the aqueducts in the Bronx. Significance(s) Interpretation Sign Current Designation(s) JEROME PARK GATEHOUSE NUMBER 6 c1890 (Demolished) Plate 29A-, Old/ New Croton Aqueduct The southeastern gatehouse. Type Significance(s) Interpretation The expansion of the Bronx necessitated a pumping house to pump water to higherstoried buildings. The building’s form and Romanesque Revival detailing is similar to the pumping station constructed at 179th Street. JEROME PARK GATEHOUSE NUMBER 7 c1905 Plate 29A-, Old/ New Croton Aqueduct A later addition to the Jerome Park complex, the gatehouse connected the Old and New while anticipating the Catskill Aqueduct. Significance(s) JEROME PARK HIGH PUMPING STATION 1901-1906 Plate 29A-, Old/ New Croton Aqueduct Sign Current Designation(s) Type Current Designation(s) Structure Guide Type Appendix of the reservoir. The gatehouse controlled the inlets to gatehouses 2, 3, and 4. If the reservoir was emptied, Gatehouse Number 5 could maintain a supply to New York City. Interpretation Fo Type Significance(s) Interpretation Sign Current Designation(s) Sign Current Designation(s) 21 JEROME PARK RESERVOIR 1895-1906 Plate 29A-, Old/ New Croton Aqueduct JUMMELL TUNNEL c 1840 Plate 31-4, Old Croton Aqueduct Strategically sited with access to both the Old and New Croton Aqueducts, the Jerome Park Reservoir assumed a curvilinear form reminiscent of Lake Manahatta. On the land of Etienne Jummell, a tunnel was driven 234 feet through solid rock. Type Significance(s) Interpretation Sign For more information, see fiche on page XXX. Type Significance(s) Interpretation Sign JUNCTION GATEHOUSE c 1860 (Demolished) Plate 32-2, Old/ New Croton Aqueduct pg 67 pic plate 49 Current Designation(s) JEWELL’S BROOK CULVERT 1838-1841 Plate 23-5, Old Croton Aqueduct Engineered to prevent direct pressure, the sloping wall of Jewell’s Brook Culvert rose 50 feet high and ran 148 feet long. Type Significance(s) Current Designation(s) 22 Interpretation Current Designation(s) Sign Square in plan at 22 ft. 6 in. X 22 ft. 10 in., the gatehouse directed water to either of the two reservoirs in Central Park by the opening and closing of sluice-gates in the eastern and southern walls. Type Significance(s) Current Designation(s) Interpretation Sign For more information, see fiche on page XXX. Type Significance(s) Interpretation Sign LAKE MANAHATTA FOUNTAIN 1858-1862 Plate 32-6, Old/ New Croton Aqueduct Significance(s) Interpretation Sign MANHATTAN VALLEY WASTE WEIR c 1840 (Demolished) Plate XX, Old Croton Aqueduct Located at the deepest depression of Manhattan Valley, the waste weir was built with the purpose of emptying the aqueduct for repair or to remove sediment. Significance(s) Interpretation Sign Current Designation(s) A fountain in the center of the Lake Manahatta for the purpose of aerating the reservoir water. Type Interpretation Current Designation(s) Type Current Designation(s) Significance(s) Structure Guide Designed by Frederick Law Olmstead and Calvert Vaux, the free form northern reservoir in Central Park countered the rectilinear collection pool that predated the parks design. Type Appendix LAKE MANAHATTA 1858-1862 (Renamed Jacqueline Kennedy Onassis Reservoir) Plate 32-5, Old/ New Croton Aqueduct Sign Current Designation(s) MANHATTAN VALLEY SIPHON c 1840 Plate 30-4, Old Croton Aqueduct Residing 105 feet below the Old Croton Aqueduct’s grade, Manhattan Valley, two miles south of High Bridge, was traversed by an inverted siphon of cast iron pipes. MIDDLE BRANCH DAM 1874-1878 Plate 4-, New Croton Aqueduct Earthen with a masonry core-wall, the 515 foot long dam stretches across the Middle Branch of the Croton River. It reaches a maximum height of 94 feet. For more information, see fiche on page XXX. Type Significance(s) Interpretation Sign Current Designation(s) 23 MIDDLE BRANCH RESERVOIR 1874-1878 Plate 4-, New Croton Aqueduct Type With the capabiltiy of storing four billion gallons, the water is impounded by damming the Middle Branch of the Croton River. For more information, see fiche on page XXX. Type Significance(s) Interpretation Sign MILL RIVER CULVERT 1837-1841 Plate 22-7, Old Croton Aqueduct Interpretation Sign Current Designation(s) MURRAY HILL RESERVOIR 1839-1842 Plate 32-13, Old Croton Aqueduct For more information, see fiche on page XXX. Spanning a depression of 72 feet below grade, the Mill River Culvert’s 172 foot long embankment reaches 87 feet above the river bed. The 25 foot span allows free passage along Mill River under the aqueduct. Significance(s) Interpretation Imposing and massive, the Egyptian Revival reservoir contained two collection pools with a capacity of 24 million gallons of water. City dwellers frequently took advantage of the generous promenade atop the structure for its views of Manhattan. Current Designation(s) Type Significance(s) Type Significance(s) Interpretation Sign Current Designation(s) Sign MUSCOOT DAM 1905 Plate 15-, New Croton Aqueduct Current Designation(s) MILL RIVER WASTE WEIR 1837-1841 Plate 22-6, Old Croton Aqueduct Spanning a depression 72 feet below grade, the Mill River Culvert’s 172