A researcher was observing traffic along one lane of a rural highway. During a 1 minute time interval, ten vehicles were observed travelling 65, 64, 71, 66, 58, 72, 69, 66, 55 and 62 mph. Using these spot speeds, calculate the time mean speed (mph). Provide your answer to the nearest tenth of a mph.

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Q: Q: An axial compressive load of 4000N was conducted on body of rock has a cross section 0.05 m by…

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Q: 2. A vertical member of a steel truss is subjected to a live load of 25 kN and a service dead load…

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A: A Tension member with no holes is subjected to axial loads of PD=68kN & PL=64kN.It is also…

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Q: 13 kip/ft -6 ft C 4.5 ft-4.5 ft- B

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Q: 19m X₁ = 22.79 50 10m X2=87.21 KN Im LOWEST POINT 10m IP M KEM 金 -24m

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A: Ve = 115200 m3 mc = 11% or 0.11kN/m3Relative Compaction = 95%

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Q: 6-1. Draw the influence lines for (a) the moment at C, (b) the vertical reaction at A, and (c) the…

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Q: Q5) Determine the critical depth if the flow is 1.5 m³/s. The channel width is 2.5m 45

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Highway Safety

Proper highway safety refers to the methods or rules that prevent highway travelers from being killed or severely injured. Proper highway safety measures help to protect motorists, cyclists, pedestrians, passengers on public transport, and so on.