"Civil Engineering" section of the FE Supplied-Reference Handbook ...

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where (as appropriate):L s = length of spiral (ft or m),V = design speed (mph or km/hr),R = curve radius (ft or m),C = rate of increase of lateral acceleration(ft/s 3 or m/s 3 ) = 1 ft/s 3 = 0.3m/s 3b. Railroads:L s = 62EE = 0.0007V 2 DwhereL s = length of spiral (ft),E = equilibrium elevation of outer rail (in.),V = speed (mph),D = degree of curve.Modified Davis Equation – RailroadsR = 0.6 + 20/W + 0.01V + KV 2 /(WN)whereK = air resistance coefficient,N = number of axles,R = level tangent resistance [lb/(ton of car weight)],V = train or car speed (mph), andW = average load per axle (tons).Standard values of KK = 0.0935, containers on flat car,K = 0.16, trucks or trailers on flat car, andK = 0.07, all other standard rail units.Railroad curve resistance is 0.8 lb per ton of car weight perdegree of curvature.TE = 375 (HP) e/V, wheree = efficiency of diesel-electric drive system (0.82 to0.93),HP = rated horsepower of a diesel-electric locomotiveunit,TE = tractive effort (lb force of a locomotive unit), andV = locomotive speed (mph).CIVIL ENGINEERING (continued)AREA Vertical Curve Criteria for Track ProfileMaximum Rate of Change of Gradient in PercentGrade per StationIn OnLine RatingSags CrestsHigh-speed Main Line TracksSecondary or Branch Line Tracks0.050.100.100.20Transportation ModelsOptimization models and methods, including queueingtheory, can be found in the INDUSTRIAL ENGINEERINGsection.Traffic Flow Relationships (q = kv)DENSITY k (veh/mi)VOLUME q (veh/hr)DENSITY k (veh/mi)120
CIVIL ENGINEERING (continued)AIRPORT LAYOUT AND DESIGN1. Cross-wind component of 12 mph maximum for aircraft of 12,500 lb or less weight and 15 mph maximum for aircraftweighing more than 12,500 lb.2. Cross-wind components maximum shall not be exceeded more than 5% of the time at an airport having a single runway.3. A cross-wind runway is to be provided if a single runway does not provide 95% wind coverage with less than the maximumcross-wind component.LONGITUDINAL GRADE DESIGN CRITERIA FOR RUNWAYSItem Transport Airports Utility AirportsMaximum longitudinal grade (percent)Maximum grade change such as A or B (percent)Maximum grade, first and last quarter of runway (percent)Minimum distance (D, feet) between PI's for vertical curvesMinimum length of vertical curve (L, feet) per 1 percent grade changea Use absolute values of A and B (percent).1.51.50.81,000 (A + B) a1,0002.02.0------250 (A + B) a300121
Page 1 and 2: GEOTECHNICALDefinitionsc = cohesion
Page 3 and 4: STRUCTURAL ANALYSISInfluence LinesA
Page 6 and 7: CIVIL ENGINEERING (continued)BEAMS
Page 8: CIVIL ENGINEERING (continued)GRAPH
Page 11 and 12: CIVIL ENGINEERING (continued)BEAMS:
Page 14 and 15: Bearing strengthLRFDDesign strength
Page 16 and 17: CIVIL ENGINEERING (continued)Table
Page 18 and 19: 110CIVIL ENGINEERING (continued)
Page 24 and 25: ENVIRONMENTAL ENGINEERINGFor inform
Page 26 and 27: Specific Energy Diagramy112αVE = +
Page 30 and 31: CIVIL ENGINEERING (continued)AUTOMO
Page 32: Tangent Elevation = Y PVC + g 1 x a

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