Roundabouts
Documentation
Interstate
Dist. 1 Invasive Species
Concrete Testing
100

This area of a roundabout is designed for turning movements of large vehicles.

Truck Apron

100

Terry Miller makes sure this manual is completed correctly.

Labor Compliance Manual/EEO Book

100

The Federal Highway Act of 1956 which created the interstate highway system was signed by this U.S. President.

Eisenhower

100

This invasive planthopper native to Asia was first discovered in Berks County, PA in 2014.

Spotted Lanternfly

100

The results of this test are recorded in inches. 

Slump

200

This is oftentimes a raised concrete area that separates traffic exiting and entering the roundabout

Splitter Island

200

True or False: You can submit a PSA without including the daily weather.

False

200

An interstate that runs primarily in the north/south direction has this type of route numbering

Odd

200

This class A noxious weed produces a toxic sap that can cause skin irritation and blindness.

Hogweed 

200

How many times must each lift be rodded during field tests?

25

300

A roundabout “yield line” is represented by what shape pavement markings

Triangular

300

All SY, CY, and SF items require this for payment.

Calculation and/or Measurement Method

300

When originally constructed, the shoulders of many interstates were composed of this surface material rather than concrete or asphalt.

 Tar-and-chip (or Sealcoat)

300

This species was introduced to Lake Erie in 1989 and now are colonized on the surfaces of nearly every firm object in Lake Erie.

Zebra Mussel

300

Is it acceptable to fabricate a test specimen from the same concrete used for the air content test?

No.

400

This type of plan is common for roundabouts and may include terms such as “buttered popcorn”, “sixteen candles”, “chokeberry”, “ivory silk” or “sargent cherry”

Landscaping Plan

400

This is completed weekly or after a major rain event.

VSIR

400

Trumpet, cloverleaf, and diamond are all types of this highway design feature.

Interchange

400

This widespread biennial plant is found in open sunny areas, fields, vacant lots and roadsides. It kills wildlife, livestock, and people if ingested.

Poison-Hemlock

400

Within how long after fabricating the composite sample must you start molding strength test specimens?

15 minutes

500

This sign is permitted to be installed at a height of 4’ in the central island of a roundabout.

Roundabout directional/chevron

500

What determines if Nuclear Gauge testing is required for compaction of subbase?

Gradation

500

This is the primary criterion for classifying a road as an interstate.

Limited Access

500

This Class B noxious weed was Introduced into the US from East Asia in 1866 as rootstock for ornamental roses. It was also planted as a living fence, for erosion control, and to provide food and cover for wildlife.  

Multiflora Rose

500

Tests for slump and air content must be started within how long after obtaining the final portion of the composite sample?

5 minutes