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R-4990 Heavy Duty <br />Trench Frames with Grated or Solid Covers <br />Any of these listed drainage structures can be furnished in Ductile Iran where <br />high strength Gray !ron may not most your mquirernents for loading and shocit <br />resistance. Ductile Iron has the high corrosion-resistance of Cast Iron and she <br />grh, toughness, ductility rnd wear-resistance of steel. These advantages <br />Duc +ie Iron to repjoce more coszty mann cis where strength and rear are <br />. _ _?orrant. <br />Standard Cover Dimensions <br />Catalog I Dimensions in inches I Weight aer 1neal foot <br />r vn? (' I Tvrx rveft r I rvee P I Frame^ <br /> <br />R-499G-4.X r <br />8 <br />1; : <br />6 - <br />18 <br />24 <br />21 <br />21 <br />19 <br />12 <br />R-4990-ax <br />I 10 f 1 I 2A 30 <br />I 29 <br />I 27 <br />I 12 <br /> <br />R-4990-CL <br />12 <br />I <br />1,4 10 <br />28 <br />35 <br />40 26 12 <br />R-4990-0X 1A 1;z 12 35 d5 50 48 31 12 <br />R-4990--X -1 17 1 tfz <br />1 <br />I 15 41 59 I 55 ( 50 _ 12 <br />R?990-i=X 1 t? <br />I 20 18 57 67 72 65 12 <br />R-i99G-GX 23 1? 21 60 78 90 - - 12 <br />R-499 4X 26 <br />1 1 tfz 24 68 <br />I <br />( 110 <br />( 90 <br />I 94 I 12 <br />R-4990-JX 30 2 ' <br />27" 10 <br />0 <br />J 130 85 - 17 <br />R-4990-#C <br />33 2 30'. 120 150 0 17 <br />X 36 <br />R-4990-L 2 <br />I 33! 115 I I AO ( <br />75 I I 17 <br />R-4990-MX 39 2 36e 130 210 175 - - 17 <br />it-4990-NX 45 2 42- 150 260 ISO - <br />( <br />I <br />( 17 <br />I <br />990-OX 151 I 2 <br />R .1 <br />48* 175 <br />275 <br />320 <br />- <br />17 <br />-YA" Annular spacing "'Weight per foot- includes both sides. <br />R-4991. - Light Duty <br />s ^? Trench Frames with Grated or Solid Covers <br />Standard Cover Dimensions <br />__ I WPioht ?er lineal fact <br />Elk No. A I i3 I C I Tvoe A Noe C I Ype D I ivoe is I Tyce P I Frcrne" <br />7r-Ax <br />W 8 13A 6 1 20 IS .7- 12 <br /> <br /> <br />I 10 1'i 8 20 20 I 28 I 27 <br />I <br /> <br />Rj4991-CC <br />12 <br />1 <br />10- <br />25 <br />2A <br />3.5 2 <br />4 I - 12 <br />R-4991-DX 14 Uz 12 26 26 30 30 12 <br />R-4941-EX <br />? 17 <br />( 1 rz 15 31 <br />( 31 I 39 I 39 I - 12 <br />R-499 1-r:X 20 <br />fz <br />1'j is 1 43 AA 43 ad 12 <br />R-4991-GX 23 1 21 51 51 51 51 r - 12 <br />R-499 <br />.1-HX 26 1;z <br />I 24 <br />I 44 <br />I 53 I 65 I <br />63 I - 12 <br />_ <br />R-499 1-JX 29 1'h 27 • _ 79 7A - 12 <br />9 9 1 <br />R-4 <br />- KX 32 1 %z 30 120 8a t 12 <br />. <br />. <br />R-4991-LX 35 <br />I 1'fz =3 <br />I 110 <br />I 100 T I 12 <br />R-4991-MX 38 1 1i4 36 94 120 110 1 15 - 12 <br />R-4991-NX 44 11/1-, I 42 1 115 155 I 120 I - I- 12 <br />R-4991-OX I <br />50 Pry ( 48 135 105 l 105 110 12 <br />-Weight per foot-includes both siaes- <br />/ONINAL I <br />en, <br />SPACE ?? rn <br />lJ•'I C?:?y <br /> <br />These light duty designs are particularly adaptable <br />for manufacturing plants, service stations, laundries, <br />warehouses, residential driveways, boiler rooms and <br />similar locations, not subject to heavy loads. <br />??.r?--? - t <br />OCU?I'N_AL a <br />AMM&M SOLID i - <br />SPAc% I GRArE 1 LID <br />LIGH7, OUT Y <br />The above %chernaric drawings Identify basic <br />dimensions oniv and do nor opply-ro o/ Corr <br />designs. Bar and rib depths, plate titirdmeads- <br />and searing widths, may vary on COMen <br />sizes and sryies. N your project has dmgn <br />restrictions, ask for approval drowingL <br />N EENAH ,T <br />260 FOUj%=%: 'Y =MPW YY <br />Illustrating heavy duty trench frames and Type A <br />grates ro drain loading ramp. Designs in this series <br />are being used successfully in subway construction, <br />intersecting elevated highways and underpasses, <br />airport hangar doors, ramps and other special <br />purposes. <br />Illustrating trench frames with grated covers in the <br />deck area around a :municipal pool.