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<br />� 23054.8
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<br />� �3055.
<br />requiring spscial ronst�llf *'i,{�7] merhods net sh�wn on the plans, e�tra compensation
<br />shall be aJ.lowed the Cont�act�r .*.heret�r, Shou].d it become necessary during the
<br />progress or the work to remave or relocate exist:ing poles, overhead utilitins,
<br />and obstructi�ns, the Owne.r shal.l fause �he same� to 1�e done at no expense to the
<br />Con�ractor, un_1_ess orhercai.�e provzded for in rh�: "SPECIAL PROVISIONS".
<br />EXISTING UNDERGROUNv UT�LI'TIES: Pr��eccing LInde�rground and Service Structures:
<br />Temporary support, adequa�e protection and maint.enance of all municipal under-
<br />ground and service utility stru:.r_ures, su.rface <<nd sub-surface drains, sewers,
<br />and other obstructi�ns e�countered in the progre�ss of the work shall }�e furnished
<br />by khe Contractor at his :�wn expense under the direction of the Engineer.
<br />The Contractor shall be resp�nsi.ble for and shal.l immedia.tely repair all damage
<br />to existing undergr�und uril_iti.es za�luding hou,,e service connectians to the same
<br />operat�d by the Owner w�i�h is �a�sed by the construction work, The Contractor
<br />shall noti,Ey telephone and power c�mpani�s and c�thers who maintain underground
<br />utili[i.es sufficiently �n advance �r the proposE�d construction so that they may
<br />locate, uncover and dis�l�se such woxk
<br />EXCAVAiION AND PREPl1RATi.ON OE� TRENCH:
<br />� 23055�1 DESCRIPTION: The �ren�h shall be ciug tc the alignment and dep�h shown on the
<br />plans and cnly so far i.n adv3��.�e of pipe l�ying as Engineer shall specify in the
<br />"SP�CTAL PitOVISIONS". The trenc:ti sha11 be so braced (Section 23055.12) and sirained
<br />that w�rkmen may work saf�ely �nd efficientl.y ti�erein, The discharge pipes sh�ll
<br />� be l�d to natural drainage chatlnels or to the surface of the ground.
<br />23055, 2 WID'�N: Ths rr�nch �aidth n�r�y v�ry w�.th and deQencl �pon the depth of trench and
<br />� the n«�ture of tl�� �x��:�ated m<�te-1a1 enr.otenC�r�d; hut in any case shall be of ample
<br />wicitl� to permit t��e pipe c:o i�a l� 1�1 and �olnt�cl prop�rl.y and the backfii.l to b�
<br />pia�ed and �ampacted pr ap�rly. I'h� minlmum widrh Qf unst�e�tecl trenr.h �h�l.l be
<br />18 inch�5 anci Eoc pip� 10 zn� hw� ;>r laz�ec, at least one foot �reaCer tttax� tha
<br />� nor+.nal di.imc�Cer c�i rh� pipc�, �-:�r�pt by : �nsen_ oC ttte Engineer.
<br />�23055.3 i'1!'k: Ft)UN!)Ai°IQN IN GOt�ll SUII.; 1'h� xrr:n�h sh�il havc� a boCt�m conforming Co the
<br />g racic to wh i�: h ct��� �� i F�� :�; ; o Ue l�a i d '('he �� i p� s1ia11 be la id upon sound soil
<br />cur. tr��2 anci even� s,� rlt��r. thi� t�a�-r�t c,1� the pl�e wil,l have a bearin� .�c�r iks
<br />iull 1�n�;�i�. }3�.11 hole; �iz-711 b< <a��avat�d t� in�ure the pipe r�sCin� for its
<br />� entire 1�ngCh uE��n the l�c�tt �m c�f th�� trencli anci ta ���ii}j,C jofntin� to bc� made
<br />prc���r1y.
<br />� 23Q55q4 Ct?4iltr:G'I'I;�C; Ft1l�I.'I'1' c:(:�1t�h:: �1�i�1 �� � i
<br />C{�i!'E'.� f.t't� lJ�'!t �p�)r�.�•;�i•c� iii i' ��' i � I,
<br />c�c,��npc�n:;<�Ci.�at� C,• ciie ('�.�zit r sE t,��
<br />� 23f155. 5
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<br />23055.G
<br />•�! tk��� crE�nch �xcnv�ted below �;r�ad� sha�ll b�
<br />tl,;,,-„���;iily c;,a���accc�d 1J�CIlOUC adc�itiona.l
<br />Pl!'[�: E•'Ol';�Ori"!'It?\ I\ (°c�nl: ti+�l i: t.'I,•�n cl��� hc,t.t;�in r�c sub-�;r<acle is 5oit and in the
<br />��E7i�il��n c�l cl�c� l�:i��;i�i,���►-, �n�� �� �.u��E� ,� t t.l��� E,i����, a 1urCtier depth anci/ai- wldtli
<br />::h,�l.l Ue c�x.:��v.ie�c1 ,�t�r1 r�•� � I l���l t� E�tE„� i,�un�l�iCic�n �;ra�le �.�ieh apprc���ecl material,
<br />l'l�ur:�u�,hly c �mp,:icC��cl� ��� :,th�.�: ��,�,,. vi��! m���in~ ;I�<il l be ado��Ci�cl tc� B:;SUI'E: �a flrm
<br />fi�uttcl�aiiv�i C��r Chi� E�iE�� wi!!� ���:cr,� �: „���,�*i�S,�Gi���t .�Il��,�ed th�reior �ns descrlb�d
<br />iti Ch� "i;E�:N�'.k:-�l, C�)�ql l'It�\ti" �.�� �„i 1 i:,�; i i i��cl �,� �c•k .incli or as cl��;crtbeci in tt�e
<br />"`�I'l�:Gl :1L Pl�ll1'] � I ��\5",
<br />l'!{'I'. Cl.l�:r1l��1NC;l�: l� R���;h: 1.���i��.�� ;� ;., I,�.�ui�l��rs ;.inci l,irZ;� tiCun��s sl�all b� r�cnoved
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