|
�
<br />. . _ � � N��`
<br />�,, .
<br />piYfl�O Pi'�9!' �t �O!'�C2'�t.� 1��.�.8 �OT' BZ.1 i��1�07�• ��`C'v''� 1�� G�
<br />tap srur�'ac� a,a�d dri�� at b�tta�x. For� r��lat tca �ceiv� �tatl �h. R�i��c�
<br />a� ia�dic�t�. S�t in i'nl.�. b� o�' �:ortar �d t
<br />joiats tri.��h ��► �; �°� � ���; p+��-�'t v++�x�t1�1
<br />vx
<br />S�� � ��.1 vf 1 _t�� � �ol.c�r auui �,cture eh�i�.�. �,tch appro^vedl �e�qal�ea.
<br />Y u8 3� Q il� iai �v.11 b�d� u� �tort�.r; s��de� af e 1Y1.
<br />joint� �h,�].1 b� le� oRp��n nntil potnting. sert �].i��-�yp� � ills in iuLl h�t�
<br />vt �o��.
<br />i ', ' 1' ' ; � �«
<br />P�r�rid� ccar�cx�t.e �p�h bl�� fo�r doxn,e�route �r� i�l3�ted. F�
<br />bi�� a�pr�i�i� �0 i.r�ch� lvrr�, �� ianch�� �e �.na � inch�e �thick, �rith
<br />d�r�►�si� re�,+�.ed to dx��in a��r trq� h�„d�. Cm�ct �rth tca pra�rid� t'i�
<br />'��urs f o� ���.
<br />: i r �:�:� �•.;�: t:. r t� .
<br />�i�a� jrai�ts �hru b¢��.lcl�.xig ah�]�I. las fos-��d � ir�di.cat�d. �e��
<br />�o�ri�a t��r of �7,.7� fcrx�i� �ata�ri�..s and ��.�tain CY.ABP �.CI't� sY� bet�
<br />�,d1 c� ini� c oncx�,te �ad �� onry �'� �� '�,� r�uix�d, b�il�l in �tia joi.�p�
<br />�tr1.�, �d �t��t ���. ��.a�r gtap�. �tic ��int �trips �and meta,l �t�►r etop�
<br />� a�►�if'ied ur�d�r othor divi�io�,
<br />N 1 li * �� .•i/.i�t � f..,
<br />�►p��.� �l,qa�.d r��d�.��r an ��hed �ot�c re►#,� i� all sp�►a�a �riic h� m�at,
<br />�+a►�s�d xi.�h �p�lt �i iI� e �r�ieuer ��.1 b� s �i],.a.r to %�x�idolith@ �Pl,T'
<br />��r 1Ya 2���x�t� c�ta in �cc�rri.r�v� �i.�h dir�ctiaa�. �'ac�� �t he
<br />c��a.n �d d� �n h�a�n�r ia apgali�d; ��� aoncxhet� surfac�� c�e�n, ea�.�ti�croct
<br />df�aol.or��ian �d �i..i.hout ��ace�� B�rd�ear �ho�rir� an ths s�a.c���
<br />. ;��:��� � • r,�t - � �,,,:
<br />x1�,t'e��d, ei��er i�xter�rdi�t,e bi�at lI.S.T..M, A1�� �arri rail AmS.T.A4.
<br />Alb c�� i�rd aacl�—�.�r �t�l A.S.T.M. A1{�0,. �tal s2u�11 b� clean �ad i`r�e tr�
<br />r�urt, ��le e�ar ea�►�i� that r�ril�i. x�uc� boa�d�
<br />•«�► ��: rw
<br />Ino�.�de �l,l ��r�, ah�ire, ti�s erad other d�v�.c�a �ae��ar�r �'or
<br />��r�' �'��r ����, �'�pPPe��g �nd f���nix�.� �sinfo�a�aers� in p].ac�e,o
<br />�� � ���� •N� r �,� � �; :y �,,, .
<br />� r�e��r��rs� �a�et�t,�ly in po�aition aha�m; s�►cu�ly t'a�ten az�i
<br />�vppaart to px��t dieplao�ea�a�t b��'or� or duriz� poror�a,g� Cl..�alniag, bmeac�
<br />� 1�� af �iafox�c�nt e��11 b� do� in sacorda�� xitb. r�ui�°�t� o,�'
<br />1��r aGI-3�i ��ild�g C �. o, '
<br />�
<br />
|