Engineering Trivia
Construction Techniques
Traffic Control Challenge
200

The name of the often red or rusty textured portion of a pedestrian ramp

What are Truncated Domes?

200

The City of Apple Valley has a yearly project for this pavement preservation technique, where a thin layer of oil & aggregate slurry is applied over the full width of asphalt pavement

What is Microsurfacing?

200

The Engineering and Streets Divisions collaborate each summer to put out these signs that provide feedback to drivers by displaying the speed of approaching vehicles

What are driver feedback signs?

400

This committee, among other responsibilities, serves to consider pedestrian and bicycle traffic safety issues

What is TSAC?

What is the Traffic Safety Advisory Committee?

400

This large safety device is typically only found in excavations that exceed 5 feet in depth.

What is a trench box?

400

Installing this type of sign for speed control has been proven to have a negative effect and can even result in increased speeds

What are stop signs?

600

This type of watermain pipe is known for being brittle and was replaced by ductile iron pipe in Apple Valley around 19XX

What is Cast Iron Pipe/CIP?
600

During the construction season, Tim, Tom, and Nate may need to call CMF to schedule this to complete necessary watermain work

What is a water shutoff?

600

This is known as the combination of measures that reduce the negative effects of motor vehicle use, alter driver behavior to increase awareness, and improve conditions for non-motorized street users

What is traffic calming?

800

Collector, Arterial, and Neighborhood are terms used to describe this property of a roadway

What is functional classification?

What is Classifcation?

800

Curb and gutter can be continuously placed by a machine in a process commonly called 

What is slip form?

What is formless?

800

Another name for a 4 to 3 lane roadway conversion, most recently implemented on portions of both 140th St W (2023) and Johnny Cake Ridge Road (2019)

What is a road diet?

1000

The total mileage of all public streets within Apple Valley (within 10 miles of the nearest whole number)

What is 242 miles?

1000

This process is the technique in which the full pavement section and a predetermined portion of the underlying materials are uniformly crushed, pulverized, or blended, resulting in a stabilized base course, and will be used on the trails on 127th Street this summer.

What is full depth reclamation?


What is Reclamation?

1000

The type of effect created by traffic control devices and pavement markings where light is reflected directly back towards its source from a much wider angle than reflective material

What is retroreflectivity?

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