SUR L'ÉTABLISSEMENT DES ARCHES DE PONT. 
VALEURS APPROCHÉES DE 
— 
g Y; Yo 
= —0; 
1 | 6210 pion LE 
Dif. 
3,80 || 8,175 8,9386 
hoo 
3,81 || 8,1975 8,9825 
ho1 , 
3,82 || 8,2376 9,0265 
4o2 
3,83 || 8,2778 90706 
ho4 
3,84 || 8,3182 91148 
—— || | Lot | —— 
3,85 || 83586 |” | 91592 
406 
3,86 || 8,3992 9,2036 
406 
3,87 || 8,4398 |, = 92482 
o 
3,88 || 8,4806 9:2928 
408 
! 3,89 || 8,5214 9:3376 
—— | 410 | ——— 
3,90 || 8,5624 # 93825 
11 
3,91 || 8,6035 & 9,4276 
12 
3,92 || 8,6447 Nes 94727 
1 
3,93 || 8,6860 nes 9,%180 
1 
3,94 || 8,7273 gas 9,5633 
DÉS) ED Loue INRA Br 
3,95 || 8,7688 ba6 9,6088 
1 
3,96 || 8,8104 .| 96544 
417 
3,97 || 8,8521 Lis 9,7002 
1 
3,98 || 8,893y ; 9;7460 
h19 
3,99 || 89358 9»7919 
— | 420 |——— 
4,00 || 8,9778 9,8380 
h22 
4,01 || 9,0200 9,8842 
_ h22 
4,02 || 9,0622 |, : 9,9304 
2 
4,03 || 9,1046 ; , 9,9768 
21 
4,04 || 9,1470 ; 10,0234 
Mural YEN LRU 2058 
4,09 || 9,1895 à 10,0700 
i 2 
4,06 |! 9,2322 : À 10,1168 
4,07 || 9,2750 se 10,1636 
4,08 || 9,3178 3 10/2106 
o 
4,09 || :9,3608 53 10,2578 
DE 
4,10 || 9,4038 10,3050 
Dif. 
42 
h44 
446 
448 
451 
451 
453 
453 
455 
456 
158 
458 
459 
461 
462 
462 
464 
466 
466 
168 
168 
k7o 
k72 
472 
TABLE I. 
—. (Arches incomplètes, dites en arc de cercle.) 
% 1 1 Y 2 x 
= —=!1, 1: = 
J J 1 
DiF. Difr. 
,718 10,4971 11,274 
97 Te 97 516 7 © 
9,7662 10,5487 11,3303 
478 s 517 1 
9,8140 10,6004 11,3858 
480 518 
9,8620 10,6522 11,4415 
481 519 
g9,9101 10,7041 11,4973 
583 | “°° 562 | °°" [55533 
ñ 10,762 11,9 
4 483 d 522 
10,0066 10,8084 11,6094 
_ | 484 524 1 
10,0590 10,8608 11,6657 
186 525 
10,1036 10,9133 .fuu,geui 
Bai 488 # 526 x 
10,192 10, 11, 
AA Mt EP et 
10,2012 11,0187 11,8393 
4go 530 
10,2502 11,0717 11,8922 
491 530 
10,2993 11,1247 11,9492 
_| 492 532 
10,3485 11,1770| _ 12,0063 
493 533 
10,3978 11,2312 12,0636 
4g5 534 
10,4473 11,2846 12,1210 
196 536 
10,4969 11,3382 12,1786 
497 537 
10,5466 11,399 12,2363 
499 539 
10,5965 11,4458 12,2942 
500 540 
10,6465 11,4998 12,3922 
—— | 501 | — | 541 | —— 
10,6966| _ 11,5539| : , | 12,4103 
302 545 
10,7468| | 11,6082| 12,4686 
503 LA 44 5 
10,7971 11,662 | 12,5270 
UE 545 7 
10,8476 11,7171 12,9856 
506 547 
10,8982 11,7718 12,6444 
———— |-507 548 
10,9489 11,8266 12,7033 
5og 549 
10,9998 11,8815 12,7623 
510 551 
11,0508 11,9366 12,821 
5ii È 552 Son 
11,101 11,991 12,880 
= 512 À 553 Lu 
11,1531 12,0471 12,940 
RE Lis g NT! Lis 29 TRS 
11,2044 12,1026 12,9999 
799 
589 
590 
593 
299 
