104.14 Cones for Maintenance of Traffic
anchor collars weighing 10 lb to 30 lb. Replace cones damaged by traffic within four hours or as directed after being notified. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS CATEGORY 100 PRELIMINARY SECTION 104.14 — CONES FOR MAINTENANCE OF TRAFFIC
104.14.01 Description
Furnish, set, reset, maintain, and remove cones for maintenance of traffic.
104.14.02 Materials
Reflectorization 950.03 Cones QPL Cones may be manufacturer-certified as NCHRP Report 350 and/or MASH 2016 compliant as long as there are no attachments to the device. All cones shall meet MdMUTCD and be new or like new condition. All cones shall be orange in color. Cones shall be at least 28 in. high, 10 in. diameter at the inside of the base, and reflectorized with two white retroreflective stripes. The top stripe shall be 6 in. wide and located 3 in. to 4 in. from the top of the cone. The second stripe shall be 4 in. wide and located 2 in. below the top band. Tall-Weighted Cones. When specified, tall-weighted cones shall be at least 42 in. high and 7 in. diameter at the inside of the base. Tall-weighted cones shall be manufactured of low density polyethylene (LDPE) and have four high performance wide angle white and orange retroreflective stripes. The stripes shall be horizontal, circumferential and 6 in. wide. Alternate stripe colors with the top stripe being orange. Any non-retroreflective spaces between the orange and white stripes shall not exceed 1/2 in.
104.14.03 Construction
The Contractor’s name or identification mark may be neatly stenciled at the bottom of the cone in a maximum of 2 in. high letters. Place no other markings or writings on the vertical area of the cone. Turn the cone so that the Contractor’s name or identification mark faces away from traffic. Equip all cones with approved weights or anchor collars (15 lb maximum) as needed to maintain an upright position. Anchor collars shall fit to the base of the cone. For tall-weighted cones use
104.14 Cones for Maintenance of Traffic
cost will be incidental to the Contract price for Maintenance of Traffic. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS
104.14.04 Measurement and Payment
Cones for maintenance of traffic and cones that have to be replaced will not be measured but the
104.15 Flagger
CATEGORY 100 PRELIMINARY SECTION 104.15 — FLAGGER
104.15.01 Description
Furnish flaggers when specified or directed. Flaggers shall have completed an Administration approved flagger training course within the last four years. The failure of any flagger to perform the required duties will be grounds for replacement. Flaggers shall utilize two-way radios, field telephones, or pilot vehicles when not within sight distance of each other, or when directed.
104.15.02 Materials
Reflective sheeting on the STOP/SLOW paddle 950.03 Paddles shall be 24 in. x 24 in. with letters at least 8 in. high and mounted at least 5 ft above the ground.
104.15.03 Construction
Flagging shall conform to MdMUTCD. All outfits and equipment (STOP/SLOW paddles, pilot cars or other vehicles, air horns or bullhorns, field telephones, two-way radios, site illumination, etc.) will be subject to approval. Use STOP/SLOW paddles unless otherwise permitted.
104.15.04 Measurement and Payment
Flagger will not be measured but the cost will be incidental to the Contract price for Maintenance of Traffic. When an item for Flagger is included in the Contract Documents, Flagger will be measured and paid for at the Contract unit price per hour. The payment will be full compensation for all material, labor, equipment, tools, and incidentals necessary to complete the work. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS