11 results for factor of safety found in 0.000 seconds

in determining the applicability of the AAGM for an antenna installation. ... examination and verification of its accuracy and suitability for a ... supported 12 inches from the vertex of the antenna on a 54 inch long mounting ... . The load carrying requirements of the supporting surface, the mast, the ... over all panels. The effective weight of the gravity mount and antenna may be ... requirements. The effective weight of the gravity mount and antenna may be ... by subtracting the uplift component of wind load from the actual weight of the ... total area enclosed by the perimeters of the gravity mounts (i.e. an area ... than those indicated due to the absence of the uplift component of wind load. The ... load, in all cases, equals the weight of the gravity mount, antenna and ballast ...

resulting in sliding are based on a factor of safety (F.S.) equal to 1.0 and a ... coefficient of friction equal to .50. Wind speeds are ... elevation angles. The .50 coeffficient of friction value was determined from full ... concrete. The appropriate coefficient of friction to determine wind speeds ... speeds resulting in sliding for other factors of safety or for other coefficients of ... resulting in sliding by the following factor: 7. UNR-ROHN recommends that ballast ... are utilized, the minimum coefficient of friction between ballast rails and roof ... Adhesives and sealants must be capable of resisting shear, otherwise they may act ... and decrease the effective coefficient of friction between the ballast rails and ... ballast rails may partially lift off at wind speeds well below the maximum ...

in determining the applicability of the 78 inch square ballast roof mount ( ... examination and verification of its accuracy and suitability for a ... supported 12 inches from the vertex of the antenna on a 36 inch long mounting ... . The load carrying requirements of the supporting surface, the mast, the ... over all panels. The effective weight of the mount and antenna may be deducted ... requirements. The effective weight of the mount and antenna may be calculated ... by subtracting the uplift component of wind load from the actual weight of the ... total area enclosed by the perimeter of the mount (i.e. an area greater than ... than those indicated due to the absence of the uplift component of wind load. The ... load, in all cases, equals the weight of the mount, antenna, and ballast panel ...

speeds resulting in sliding for other factors of saftey or for other coefficients of ... resulting in sliding by the following factor: 7. UNR-R0HN recommends that ballast ... to prevent the inadvertent removal of ballast material after installation and ... are utilized, the minimum coefficient of friction between the ballast panels and ... Adhesives and sealants must be capable of resisting shear, otherwise, they may ... and decrease the effective coefficient of friction between the ballast panels and ... ballast panels may partially lift off at wind speeds well below the maximum ... events. .5 (F.S.) Coefficient of Friction F.S. Factor of Safety 1/2 ...

speeds resulting in sliding for other factors of saftey or for other coefficients of ... resulting in sliding by the following factor: 7. UNR-R0HN recommends that ballast ... to prevent the inadvertent removal of ballast material after installation and ... are utilized, the minimum coefficient of friction between the ballast panels and ... Adhesives and sealants must be capable of resisting shear, otherwise, they may ... and decrease the effective coefficient of friction between the ballast panels and ... ballast panels may partially lift off at wind speeds well below the maximum ... events. .5 (F.S.) Coefficient of Friction F.S. Factor of Safety 1/2 ...

in determining the applicability of the BRM6 for an antenna installation. ... examination and verification of its accuracy and suitability for a ... supported 12 inches from the vertex of the antenna on a 48 inch long mounting ... a flat supporting surface. The vertex of the antenna is assumed to be at the top ... of the mounting pipe. Specific antenna ... . The load carrying requirements of the supporting surface, the mast, the ... distributed over all panels. The weight of the mount and antenna may be considered ... following table summarizes the weight of the BRM6 mount: 4. The zero velocity ... total area enclosed by the perimeter of the mount (100 sq. ft.). This area is ... movements, live loads, and dead loads of ballast, mount, antenna, miscellaneous ... (Vmax) are based on a minimum 1.5 factor of safety against structural failure ...

in sliding (Vs) are based on a factor of safety equal to 1.0 and a coefficient ... of friction equal to .50. A 1.0 factor of safety was used assuming that at higher ... wind velocities, safety cables or other suitable attachments to ... angles. The appropriate coefficient of friction and factor of safety to ... individual site basis. The coefficient of friction may vary under changing ... conditions. The minimum coefficient of friction must be used to evaluate ... sliding resistance. 7. The values of Vs indicated do not apply for ... conditions, must resist the portion of wind load which exceeds the frictional ... sliding resistance of the mount. 8. Refer to sheets 4, 5, and ... wind load coefficients and/or other factors of safety and coefficients of friction ...

Rope Gripps provide approximately 85% of the nominal breaking strength of the ... determine the actual holding strength of the Gripple, a pull test must be made. ... for your application. Use appropriate safety factor when calculating working load ...

working load for guy wire appropriate safety factor must be applied. There is an ... charge for coiling large quantities of individual length guy wire onto wooden ...

AND ANTENNA SUPPORTING STRUCTURES TABLE OF CONTENTS Section Page Section Page ... 1 9 Prestressing and Proof Loading of Guys 21 Scope 1 9.1 Definitions 21 1 ... for Section 2 Loading 3 10.3 Method of Measurement 22 2.3 Standard 4 11 ... 23 4.1 Standard 18 12.2 Standard 23 5 Factory Finish 18 13 Climbing and Working ... 24 7.1 Definitions 19 15 Analysis of Existing Towers and Structures 24 7.2 ... Conditions 20 16 County Listings of Min. Basic Wind Speeds 25 7.4 ... Foundation Drawings 21 8 Safety Factors of Guys 21 8.1 Definition 21 8.2 Standard ... 61 F. Criteria for the Analysis of Existing Structures 101 Antennas/ ... Reflectors G. SI Conversion Factors 103 C. Table of Allowable Twist and ... for Towers 109 D Determination of Allowable Beam Twist and Sway for Cross ...

: (UHF/VHF mounts must state type of mount and length of side arm, if ... . Azimuth Antenna Mount Required No. of Ice Shield Lines: Size Size and (2 TOL ... U.N.) (Describe) *Frequency of microwave dishes only. Will ROHN be ... Water table depth and variation 4) Type of foundation recommended (pile, spread ... pertinent to the type or types of foundations recommended 6) Consistency ... of soil: A. Unconfined compression ... strength of cohesive soil (clay) B. Standard ... (PSF/FT) 8) Backfill considerations 9) Factors of safety included in allowable design ... , or special requirements: Purpose of Tower: (Check One) n Broadcast n CATV n ...