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List of Common Construction Abbreviations

Job Order Contracting

OH: Overhead. OHD: Overhead Door. REF: Refer, Reference, Refrigerator. RR: Railroad. O’Connell, Interior Graphic and Design Standards, S.C. NTS: Not To Scale. O: Oxygen. O TO O: Out to Out. OA: Outside Air, Overall. OB: Obscure. OBS: Obscure. OC: On Center. OD: Outside Diameter. OF: Outside Face.

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Construction Abbreviations – A Decent List

Building Information Management

OH: Overhead. OHD: Overhead Door. REF: Refer, Reference, Refrigerator. RR: Railroad. NTS: Not To Scale. O: Oxygen. O TO O: Out to Out. OA: Outside Air, Overall. OB: Obscure. OBS: Obscure. OC: On Center. OD: Outside Diameter. OF: Outside Face. OFF: Office. OHMS: Oval Head Machine Screw. OI: Ornamental Iron.

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Construction Abbreviations – A Decent List

Building Information Management

OH: Overhead. OHD: Overhead Door. REF: Refer, Reference, Refrigerator. RR: Railroad. NTS: Not To Scale. O: Oxygen. O TO O: Out to Out. OA: Outside Air, Overall. OB: Obscure. OBS: Obscure. OC: On Center. OD: Outside Diameter. OF: Outside Face. OFF: Office. OHMS: Oval Head Machine Screw. OI: Ornamental Iron.

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A Primer on MasterFormat & Improving Construction Project Collaboration

Building Information Management

01 42 00 References. 01 42 19 Reference Standards. 08 33 23 Overhead Coiling Doors. Overhead Rapid Coiling Doors. 08 33 26 Overhead Coiling Grilles. 08 33 43 Overhead Coiling Smoke Curtains. 08 33 44 Overhead Coiling Fire Curtains. Transportation Reference Markers. Modifications. 01 33 29.05

article thumbnail

A Primer on MasterFormat & Improving Construction Project Collaboration

Building Information Management

01 42 00 References. 01 42 19 Reference Standards. 08 33 23 Overhead Coiling Doors. Overhead Rapid Coiling Doors. 08 33 26 Overhead Coiling Grilles. 08 33 43 Overhead Coiling Smoke Curtains. 08 33 44 Overhead Coiling Fire Curtains. Transportation Reference Markers. Modifications. 01 33 29.05