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631.01 Description This work shall consist of furnishing and operating construction
equipment as directed by the Resident.
631.02 General Equipment used for work under this section sha ll conform to the
following minimum sets of requirements: Equipment D e s c r i p t i o n M i n i m u m S i z e Air Compressor - Gasoline or diesel powered unit 85 ft³ per mi nute at 100 psi with compressor, receiver and adequate air hose Air Tool - Single compressed air driven hand drill, tamper, hammer, chipper, or pavement breaker All Purpose Excavator - Approved truck, mounted 3 ton capacity lifting at t y p e c l a s s 15 foot radius Heavy Duty Purpose Excavator - Approved truck, 7 ton capacity lifting at mounted type class 15 foot radius Mini All Purpose Excavator - Approved truck, 89 hp; 27,100 o perating weight mounted type class 0.5 to 1.0 yd³ rated capacity Mini-All Purpose Excavator - Track mounted 89hp; 27 ,100 operating weight 0.5 to 1.0 yd³ rated capacity Bulldozer - Crawler or pneumatic tired tractor 93 hp (flywhee l), with pushing blade W e i g h t ( t r a c t o r ) 8.75 ton Small Bulldozer - Crawler with pushing blade 30 hp Skid Steer – Pneumatic tired with push blade 46 hp Chain Saw - Gasoline or electric powered with 18 inch cuttin g blade endless chain type blade Culvert Cleaner - Water Jet nozzle, pump and tank 35 gallons p er minute at 1,250 psi Front End Loader - Front end scoop mounted on 2 yd³ rated cap acity pneumatic tires Small Front End Loader - Front end scoop mounted 6 ft³ minimum rated capacity on crawler or pneumatic tires G r a d e r - T a n d e m d r i v e 7 t o n 6-99 Road Broom - Engine driven rotary broom 7 foot broom Roller (earth or base course) - Self-propelled G r o s s w t . 2,500 lbs/ft of rolling p n e u m a t i c t i r e t y p e w i d t h. 40 inch width T i r e g r ound pressure 65 psi Roller (pavement) - Self-propelled pneumatic Gross weight 28 ton minimum, 7 wheels 12 inch by 24 inch smooth tread tires capable of 110 psi inflation pressure; pressure fully ballasted wheel loads = 8,000 pounds or more Brush Chipper – Disk Style 30 inch diameter disk Rototiller - Rotary cultivator mounted on pneumatic 25 hp tired tractor Stump Chipper - Gasoline powered stump chipping 60 hp machine Truck, small - Pneumatic tired with dump body 5 yd 3 to 8 yd3 r a t e d c a p a c i t y m a n u f a c t u r e r s r a t i n g Truck, large - Pneumatic tired with dump body 8 yd3 or greater r a t e d c a p a c i t y m a n u f a c t u r e r s r a t e d Tractor Mounted Hydraulic Hammer 2.5 Ton minimum weight Hydraulic hammer to be mounted on a Heavy Duty 0.5 ft mi nimum hammer Dia. A l l P u r p o s e E x c a v a t o r 8,000 Ft-lbs minimum i m p a c t e n e r g y 631.03 General Nothing in this s ection shall be construed to relieve the Contractor of the responsibility for comple ting work under other contract items. These items shall be used to perform only such work as directed by the Resident.
631.05 Grading All grading shall be done in a manner to leave the area smooth and
suitable for machine mowing and to provide proper drainage or a s otherwise directed by the Resident. Suitable excavated material shall be placed and comp acted on embankment slopes or other areas as directed. Unsuitable material shall b e disposed of in approved waste areas.
631.06 Rolling All material under this item shall be compacte d to the satisfaction of
the Resident. Only those portions of roadway designated for ro lling shall be rolled. The work shall be performed under such conditions that maximum comp action can be obtained. 6-100
631.07 Method of Measurement Equipment rental will be measure d by the hour to
the nearest ¼-hour. Time spent moving to and from the site wit hin the project limits and from beyond the project limits, servicing, maintaining, and cha nging attachments will not be measured for payment. Supervision required in the performance of hourly equipment re ntal work will be measured for payment only when called for on the Plans. This i tem does not relieve the Contractor of the responsibility to supervise other contract it ems. Foreman will be measured by the hour to the nearest ¼ hour of time actually spe nt supervising operators of hourly equipment rental pay items. The name of the supervisor will be supplied to the Resident.
631.08 Basis of Payment The accepted quantities of equipment rental will be paid
for at the contract unit price per hour for each type of equipm ent used. Payment shall include operators, fuel, grease, oil, and other incidentals nec essary to operate the equipment. No separate payment will be made to direct work done under the se items, except when called for on the Plans. Payment will then be made under Pay Item 631.36. Payment made will be limited to the grade of foreman and limited to hou rs spent in actually supervising equipment operators. Such related costs as use of pickup truck, meal and room expenses, benefits, insurance, retirement, travel time, and ove rtime will not be paid for separately but will be considered incidental to the unit price bid for this pay item. Payment for equipment rental will be based on experienced opera tors, familiar with the work being performed. Operators, determined to be below normal acceptable standards of production or workmanship, will be paid for at reduced hours as determined by the Resident. Payment will be made under: P a y I t e m P a y U n i t
631.10 Air Compressor (including operator) Hour
631.11 Air Tool (including operator) Hour
631.111 Tractor Mounted Hydraulic Hammer Hour
631.12 All Purpose Excavator (including operator) Hour
631.121 Heavy Duty All Purpose Excavator (including operator) Hour 631.122 Mini All Purpose Excavator (including operator) Ho ur
631.13 Bulldozer (including operator) Hour
631.131 Small Bulldozer - Grader (including operator) Hour 631.132 Small Bulldozer (including operator) Hour 631.133 Skid Steer (including operator) Hour
631.14 Grader (including operator) Hour
631.15 Roller, earth and base operator) Hour
631.16 Roller, Pavement (including operator) Hour
631.171 Truck-small (including operator) Hour