Maintenance expenses for a bridge on the Ohio River are estimated to be $20,000 per year for the first 8 years, followed by two separate $100,000 expenditures in years 12 and 18. The expected life of the bridge is 30 years. If i = 6% per year, what is the equivalent uniform annual expense over the entire 30-year period?

The higher the astm grain-size number, the coarser the grain is. a)-true b)-false

Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed.gi) ifn 1, what will happen to the material when transformed material when

Have a greater impact on maintenance productivity than any other support group. (clo5) a)-the top management b)-inventory and purchasing c)-sub-contracting d)-cmms