PHYSICAL TESTS OF ROAD-BUILDING EOCK. 



87 





lOCDOOCOO rt< O OS Oi <X) *0 00 05 "tH CO 00 O 00 Oi <-l 00 r+^ CD tH t-H -^ CO »0 Oi t>- -* <;0 ^- t^ CO Cq CD !>• I>. O O Oi O O 00 tH 



COOOCOiO C^COTHb^OOOC^CO'^OCOOOCOOOOiOCOCOOOCOCOC<IOOC'1000iOt--COI>.OOOt--OOOi-HC^OOOO»0 



CO CO CO 1:-! i>l ^_^o6 c<5l>^o6cD»o^ocdcolr^cocOTt^»oa5t^I>^o6^co6cd^^^^^-^»o^^ 



OO00OC0C0i-H(>)00O-^i000'^i-HG0'-HC^t-^C0'-HOOr^C0C000C^0SC0<Nt^00C0O'*i-HC0C0C^00C0CDC0O0005 

 OOI^C005^^COOl--^iOCDoi'--^l-H.-^Oaiodo6cO'i^Ol-HfOI> 



OOi— ^*-^co»oClO■^^-■M^c^•^lOcD^-"^CJcoalOOO■^<^cocOTM■^t^I-Hcccoc<^0500otocoGOcooi^-^ow 

 •^-^ioco'^»oc^cococ<iw"^cocococo^'^TtH(>ioiTt5coi>iuoco 



rti00»Ot^t^cDcDC^cOcD<N<: 



^o:lOl^^-^colOOoOl— fooo-ico'^O'^-^oor 



3r^0000l^"^i-H(Mi-HiOiOCD00OSC0'^»O 



(N00TH.C0Q0Tt^r^Tt^0^01'*05CD»0U0»OC0CD1-^rH^-^ClC0C0l0^^C^^C0C^C0l0OC<^»OC^T^C^c0O^-'^1-^C^ 



00iO0000C'JiOiOiO00iO(M'-'iOO3»O»OiMC000»O»O'OC0(MiOi 



U0000000Q0iOC0CO»O(N(M(N(MC^0000000000t^ 



cD^-•cococo^^cocot•-cocoGO^'t•^t-^■-^-cocot--^■-I^lot~-^-co^■^^^t--^>.^'t--cococDcoco^^cocooco^-^-.^-.^-.coQO 



■ a 



c3 ?^ 03'^ 



-^ ?^ o S2 o 



6t: 



.2E"oBMp,U)gt5P^wo"5og^oo'Sgo>;"aoofe"Koo 









1^1 



C3 W U 

 CO CD CO 



2sa 



»■:= g 

 "S^ o 



O o 





^OOOO^OOteOOOO'raOOOOOOOOOOOOOOOOOOO .ij'-<>^'^ij>jwwr-.wwt^ 

 '^'^ '^ '^ '^ +2 13 '^ Q^ 'C t3 '^ '^ '5 '^ 'O '^ '^ '^ '^ '^ '^ '^ 'O 'O '^ 'O 'O '^ '^ "^ '^ TZ) Q> ^ 'O '^ T^ '^ '^ '^ '^ ^ '^ '^ '^ 



O O O O O O O OS o o o 





S5 



.2 o . 



■?^ 



teoo^ooooooi 



Eg 



0) p o 



O O o o o o I 





fiP5 : ;c^mc^« 



k; 5.^^;:;^-^ 



(^^M'^t^colJ50Tt^lo^^^co■r^I^coo5(^^rHTt^.-H^-cou^or^cO'-Mco^Ol— 'co^o<^^OQOOl"^Oloaioo 



-l^c^I^cocoo^csc'^C'1C^^c^c^^lo»o^^<^^<^^|^^■^'!^Tt^iOTJ^oI^ai-^1-^.-|,-^l 



iOi£)l>»lOiO COCOCOtO'X3CDi>-iHi— ICDCDCDC 



Si.0 1-^l^f>lCT>000000MCS<MlO00i-tOOC0OC0C0»0 



-OiOOCOtN O 



QOT-(ioio»o;occcocoio"5cocooocoooooooooiocoooooai'^ 



