In the Department of Transportation, Division of Materials Testing, this class is accountable for independently performing a full range of field and/or laboratory tasks in the physical and chemical testing of construction, maintenance, and other materials.
SUPERVISION RECEIVED:
Works under the general supervision of a Transportation Materials Technician 3 or an employee of higher grade.
SUPERVISION EXERCISED:
May lead lower level employees as assigned.
EXAMPLES OF DUTIES:
Reviews requests for and performs more advanced chemical and/or physical tests and analyses of the following materials: paints, asphalts, petroleum, concrete, and plastic products, expansion joints, cable fittings, rope, fuel oil, grease, varnish, bituminous mixtures, guide rail posts, sand, stone, steel, cement, seeds, soils, fertilizers, and herbicides; inspects the manufacturing procedures, equipment, and final products of such sources of supply as quarries, steel fabrication plants, concrete pipe plants, and bituminous and prestressed concrete plants; calibrates and maintains testing machines and laboratory apparatus and equipment; standardizes solutions and reagents; determines whether materials conform with State, Federal, and project specifications; reviews shop drawings; performs calculations and maintains records of observations and test results; assists in researching new materials or modifications of old materials; discusses problems, changes, and new procedures with producers; prepares reports and graphs of completed tests; performs related duties as required.
MINIMUM QUALIFICATIONS REQUIRED KNOWLEDGE, SKILL AND ABILITY:
Knowledge of the principles and practices of physical and/or chemical testing of construction materials; knowledge of research methods; knowledge of manufacturing procedures and properties of construction materials and their uses; knowledge of standard laboratory equipment and techniques; oral and written communication skills; interpersonal skills; ability to perform materials tests; ability to calibrate and maintain testing equipment; mathematical ability; ability to standardize reagants.
EXPERIENCE AND TRAINING:
General Experience:
Four (4) years' experience in chemical and/or physical testing, analysis, or inspection of construction or maintenance materials including independent performance of tests such as extraction gradation, slump and air content for cement, and concrete cylinder tests.
Substitution Allowed:
College training in natural sciences, construction technology, civil engineering or other related fields may be substituted for the General Experience on the basis of fifteen (15) semester hours equalling one-half (1/2) year of experience to a maximum of two (2) years for an Associate's degree.
SPECIAL REQUIREMENT:
Incumbents in this class may be required to travel.
WORKING CONDITIONS:
Incumbents in this class may be exposed to some risk of injury due to toxic fumes, dust, or heavy machinery or equipment; may occasionally be required to lift heavy objects; may be exposed to environmental conditions such as noise and heavy traffic.
This replaces the existing title and specification for the classification Transportation Materials Technician in Salary group ES 18 approved May 15, 1986.
