Laserfiche WebLink
<br />VI <br /> <br />Coefficient!! of discharge-Continued <br />Type ,I) flow-Continued Page <br />:\'1itcred pipe set flush with sloping C'ID- <br />bankmcnt____ ~ 44 <br />Unusual culvert entrancps_ _ _ _ _ _ 44 <br />(icneral remarks_ _ _ ~ _ _ _ _ 45 <br />Storage____ _ u__ __ ___ _ ____ _ _ _ _ _ _ _ 45 <br />Stagepdischarge relationships for culverts. 46 <br />Ratings with transition between flow <br />types____ 47 <br />Typ4:~ 4 flow__ 4X <br />Ty()(! :~ flow_ _ _ 4X <br />~lope-are!t memmrement wit,hin a culvl'rt 4U <br />Verification of culvert flow. 51 <br />Where to measuI'C_ _ 51 <br />Pipes ftowingfull_____ 51 <br />Accuracy of culvert compntationsu _ . 51 <br />Examples <br />1. Type 1 flow through a corruli/;ated-metal <br />pipe culvertn _ _ __ _ __ __ __ _ _ _ __ __ __ _ _ 52 <br /> <br />CONTENTS <br /> <br />Examples-Continued Page <br />2, Type 1 flow through a concrete box <br />culvert____________________________ 53 <br />a. Type 2 flow through a corrugated~metnl <br />pipe culverL__~__~_______u___n___ 53 <br />4. Type 2 flow through it concrete box <br />culvcrt____________________________ 54 <br />.5. Type 3 flow through a corrugated-metal <br />pipe culvert_nuunuu___u_un_ 55 <br />6. Type 4 flow through a concrete pipe <br />culvcrt,___u_u____u_____nnn_ .\6 <br />7. Typt~ [, flow throufl;h u. corru~atcd-metu.l <br />pipe culverL _ __ ~ __ _ _ __ _ _ __ __ __ _ .57 <br />s. Typ(~ G How through a concrete pipl~ <br />culvert_____~~__~__~____~__~_______ 57 <br />9. Computation of flow by the ,routing <br />rnethod_____~_____~~______~________ 58 <br />10. Computation of type 3 flow through an <br />irregularly shaped culvert- _ _ _ _ _ _ _ _ _ _ _ 59 <br />Selected rcferenccs_ _ __ __ _ _ _ _ _ _ __ _ _ _ _ __ _ _ _ 60 <br /> <br />FIGURES <br /> <br />1. Definition sketch of culvert flown_h_n____u__nu__u_u_uu_____u_ <br />2. Classification of culvert flOW_Uh________uuuu____u__uu____u____ <br />3. Relation between specific energy and depth__h____~h___UU____u_u___ <br />4. Approach and culvert lengths for mitered pipeuuu_u_h_u___uu_____ <br />5. Depth-area curves for riveted pipe-arches_________~____________'_________ <br />6. Depth.arcA. curves for multiplate pipe-drcheiL______ _ ______ _ ______ _ ____ - -- <br />7. Hydraulic properties of the paved-invert pipe-archuu_uu__U_h__U___ <br />8. Dimensions of flared end sections for reinforced concrete pipe_____un___u <br />9. Critical slope as a function of head for pipe and pipe-arch culverts, with free <br />outfall_______________________________________'_____________________ <br />10. Relation between head and critical depth in pipe and pipe-arch culvertsn_ u <br />11. Critical slope for culverts of rectangular section, with free outfJ.ll_uu__u__ <br />12. Relation between head and depth of water at inlet with critical depth at outlet <br />(or culverts of circular section____u___h_______un_h___u_h_____h <br />13. Relation between head and depth of water at inlet with critical depth at outlet <br />(or pipe-arch culverts____ _ __ _ __n__ __ ____n__ _ __u______ _n_________ <br />14. Relation between head and depth of water at inlet with critical depth at outlet <br />for culverts of rectangular sectionn___nnnn____nnhn_n____un <br />15. CriterIon for classifying types 5 and 6 flow in box or pipe culverts with con- <br />crete barrels and square, rounded, or beveled entrances, either with or with- <br />out wingwaJls__ _ ____ _ _____ __ _ _ ______ __ _ _ __ ____ _ ______ _ _ _ _______ - --- <br />16. Criterion for classifying types 5 and 6 flow in pipe culverts with rough barrelsn_ <br />17. Relation between head and discharge for type 6 flow.:. n __ _ _ _ _ u _ _ n _ __ - -- - <br />18. Relation between outlet pressure lines and discharge for type 6 flow through <br />culverts of circular section_______ __u___ _ ________ ~___________________ <br />19. Adjustment to discharge coefficient for degree of channel contraction._u___ <br />20. Base coefficient of discharge for types 1, 2, and 3 flow in pipe culverts with <br />square entrance mounted flush with vertical headwalLnnnu_u_____n <br />21. Vari9.tion of thc discharge coefficient wi(;h entrance rounding, types 1, 2, and 3 <br />flow in box or pipe culverts set flush with verticallteadwalL_u________n <br />22, Variation of thc discharge coefficient with cntrancc beveling, types I, 2, and 3 <br />flow in box or pipe culverts set flush with vertical headwaIL___u________ <br />23. Basc coefficicnt of discharge for types I, 2, and 3 flow in hox culverta with <br />square entrance mounted flush in vertical beadwaU_____nnn__________ <br /> <br />e <br /> <br />. <br />