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NV5 Daily and Staking Grade Sheet 2019-10-10 Parking LotIC( Wrl1C: Urriut I,UPY YtLLUW: FItLU UUPY PINK: CLIENT COPY WO: 226719-0000078.03 SHEET No. OF 7 CLIENT/CONTRACTOR: CITY OF LA QUINTA NIV15 PREPARED BY: DB DATE: 10-9-2019 42-820 COOK ST., SLNTE 104 PALM DESERT, CA 92200 CHECKED BY: DATE: ) " 30' CREW: TO) -1- 760.341.3101 TEL 760.341.5099 FAX WWW.NV5.COM SCALE: 1 = / SILVERROCK PARK VENUE SITE CONSTRUCTION STAKING GRADE SHEET IMPROVEMENTS: PARKING AREA EDGING B.M. DESC. & ELEV. (MBI) HORIZONTAL CONTROL: (MBI) LOCATION VICINITY: PARKING AREAS PLAN: SHEETS G-3, G-4, G-5, G-6 NORTH OFFSET & DESC.: 3' OS STEEL EDGING (SEE DETAIL SHT L 1.10 F) UNLESS NOTED OTHERWISE STAKED ELEVATIONS TO: FG (FINISH GRADE) REFERENCES & REMARKS: SE = STAKE ELEV. PLAN NOTES STAKING CHANGES: STORED POINTS: ' f U% — 01/1,' 7 STAKING RECORD: DATE STAKED: NOTES BY: 5jN CHECKED BY: 10058 /25.160 FG 3' OS FG EDGE T SE 10059 4.970 FG S FG EDGE 10013 24.97 / S (_� 26.520-" 1 EDGE10012 0 _ FG 26.350 3' OS FG EDGE 1 DON SE /Z. to � ® 25. 200._ (, FG 3 La 5' OS FG EDGE CORNER V 10011� SE � FG 26.180 � S Z � 3' OS FG . GE SE �S r L 10005 1 L `J 1001025.200 1 FG � FG 3' OS FG EDGE 10' 0S FG E 2 4)=0 CORNER SE 10009- FG25.840� 25-10 l — FG 3' OS F GE 3' OS SE �S 7 � �OS F� EDG_ BC aas SE l S_ FG25.la670 3' OS ��G EDGE C SE LIA zs. 10002 q 10007 25.415 FG FG25.500 3' OS FG MO j- 3' OS FG +EDGE CORNER_ SE � � cl 0 SE LI '� i� 10006 FG25.500 3' OS FG EDGE ORNER SEZC.fI�� D 10001 FD15.730 3' OS FS EC �DGE SE *** ATTENTION *** NOTE TO CONTRACTOR THE CONTRACTOR IS CAUTIONED TO OBSERVE THE FOLLOWING RULES IN USING THE GRADE STAKES REFERRED TO ON THIS SHEET FOR THE CONSTRUCTION OF CURBS, SEWERS, DRAINAGE STRUCTURES, ECT• 1. THREE CONSECUTIVE POINTS THAT ARE SHOWN TO BE ON THE SAME RATE OF SLOPE MUST BE USED IN COMMON SO THAT ANY VARIATION FROM A STRAIGHT GRADE MAY BE DETECTED, AND IN CASE ANY SUCH DISCREPANCY IS FOUND, IT SHALL BE REPORTED TO THE ENGINEER PRIOR TO CONSTRUCTION, 2„ CONSTRUCTION OF ALL GRAVITY FLOW IMPROVEMENTS SHALL BEGIN AT THE DOWNSTREAM END. 3 WHERE PROPOSED IMPROVEMENTS JOIN AN EXISTING UNDERGROUND PIPELINE OR STRUCTURE, IT SHALL BE EXPOSED BY THE CONTRACTOR AND THE ELEVATION AND LOCATION VERIFIED BY THE ENGINEER PRIOR TO CONSTRUCTION. THIS OFFICE WILL NOT BE RESPONSIBLE FOR ANY ERROR IN GRADE OF FINISHED WORK IF THE ABOVE RULES ARE NOT FOLLOWED. WO: 226719-0000078.03 SHEET No. Z OF NIV�5 -7 CLIENT/CONTRACTOR: CITY OF LA QUINTA PREPARED BY: DB DATE: 10-9-2019 42-829 COOK ST., SUITE 104 PALM DESERT, CA 92200 CHECKED BY: DATE: 760.341.3101 TEL 760.341.5090 FAX WWW.NV5.COM _ SCALE: 1 " = 30' CREW: SILVERROCK PARK VENUE SITE CONSTRUCTION STAKING GRADE SHEET IMPROVEMENTS: PARKING AREA EDGING B.M. DESC. & ELEV. (MBI) HORIZONTAL CONTROL: (MBI) LOCATION VICINITY: PARKING AREAS PLAN: SHEETS G-3, G-4, G-5, G-6 NORTH OFFSET & DESC.: 3'OS STEEL EDGING (SEE DETAIL SHT. L1.10 F) UNLESS NOTED OTHERWISE STAKED ELEVATIONS T0: FG (FINISH GRADE) REFERENCES & REMARKS: SE = STAKE ELEV. PLAN NOTES/STAKING CHANGES: STORED POINTS: STAKING RECORD: DATE STAKED: NOTES BY: CHECKED BY: + -;..� �� 10028 10042 FG 28.900�-0- �27.900 FG 3' OS FG E GE IiP 3' OS FG EDGE SE 3 10027 '� 0 FG SE 10043 � 28.760a-- 27.800 PU 3' OS F,q EDG�g 3' OS FG � GE SE Z , . 7 �' SE `' 47 q r ! 10044 [ j 27.600 FG 10026 3' OS FG EDGE FG 28.600 -- SE '-� -7 SE OFF ` FG E �� 10045 E /� D � f �� .FG 27410 31.QS FG EDGE SE u 7 i% 10025 FG 28.430 10046 r- 0 3' OS FG ED E SE Z ]�3' 27.210 FG OS FG EDGE ��yy SE = "7 II S 01G 10047 10024 �•" b I ! 27.010 � FG FG 28 26p ,.3' J � QS FG EDGE OS FG EDGE SE 7- � ? � 1,3' E 4 0 Y .0� 10048 0 7 10023 1- � 26.900 FG FG 28.090�~fl" ps, FG £ ATT PCC G�EYGE SE SE05 _ 10� 3 4049Y � L] Z —FG _ �r26.790 �FG 3' OS FG EDGE 10022 LJ FG 27.930 r 5E 3.' OS FG � cl SE L& I I 10050 1) �— 26.580 �FG .�-- 10021 27 a ,_ 3' OS FG £DGE Q FG 27.900 SE �(p IbC( 3' OS FG EDGE AT PCC —� •�� SE L � C1 Z- 10051 ** ATTENTION *** NOTE TO CONTRACTOR THE CONTRACTOR IS CAUTIONED TO OBSERVE THE FOLLOWING RULES IN USING THE GRADE STAKES REFERRED TO ON THIS SHEET FOR THE CONSTRUCTION OF CURBS, SEWERS, DRAINAGE STRUCTURES, ECT. 1. THREE CONSECUTIVE POINTS THAT ARE SHOWN TO BE ON THE SAME RATE OF SLOPE MUST BE USED IN COMMON SO THAT ANY VARIATION FROM A STRAIGHT GRADE MAY BE DETECTED, AND IN CASE ANY SUCH DISCREPANCY IS FOUND, IT SHALL BE REPORTED TO THE ENGINEER PRIOR TO CONSTRUCTION. 2. CONSTRUCTION OF ALL GRAVITY FLOW IMPROVEMENTS SHALL BEGIN AT THE DOWNSTREAM END, 3 WHERE PROPOSED IMPROVEMENTS JOIN AN EXISTING UNDERGROUND PIPELINE OR STRUCTURE, IT SHALL BE EXPOSED BY THE CONTRACTOR AND THE ELEVATION AND LOCATION VERIFIED BY THE ENGINEER PRIOR TO CONSTRUCTION. THIS OFFICE WILL NOT BE RESPONSIBLE FOR ANY ERROR IN GRADE OF FINISHED WORK IF THE ABOVE RULES ARE NOT FOLLOWED. NI V15 WO: 2 - 26719 42-000Qp7B.O3 SHEET No. OF 34 COOK ST„ g�TE 104 CLIENT/CONTRACTOR: CITY OF LA QUINTA 7803tS101 TEL PALM T8QS41.6888 FAX DESERT, CA 82280 PREPARED BY: _ DB S1L�FRR�GIC PARK CHECKED BY: DATE: 10-s-2o1s DATE- Rt� VLc(V U� SITE SCALE: 1 " 30' CREW: D� 1v �, M. DESC_ I , DESCEj CONSTRUCTION STAKING GRADE SHEET B - PARKING AREA EDGING HORIZONTAL CC ONTROLP., Nsv LOCATION VICINI7?; : �MB1) • NoR7-H PLAN: PARKING AREAS STAKED ELF SHE OFFSE7 E7S G-3 G-4, ATIONS T0: & DESC.: G-5, G-G REFERENCES 3 OSSTEEZ EDGING & REMARKS: FG (SEE DETAIL PLAN NOTE57A SHT. L 1.10 F) UNLESS NOTED OTHERWISE S/(FINISH STAKING REC KING CHANGES: GRADE) ORD: DATE STAKED: SE = STAKE ELEV STORED POINTS: NOTES BY: 1;ti} CHECKED BY: �- 10035 3' 05 F� EDGE FG 2$.400 ge 27, DGE CORNER FG 10034 3' OS FG ED 28.400 SE z �1 �E CORNER _�_; 10❑ 02 FU iB4 27.5 1 G FG 28100,33 .510 � 3' 0 FG ED E CO ER SE °s FG3 i GE 2zs'-fly10. 7 G FG 10033' O FG E 2 0 3' OS G 28D6 3' D E COR R Se FSE ? 67 10038 ;1 27.620 F'G 10031 3 OSFGE 3. OS Sir2E pCC Ta3 SE —1 , r F G 21 10039 f' 0 FG 10030 27.730 G 3' OS F 26.7S0 3' OS FG 5?GE v 5E -7 �GEDGE SEZ7a - 10040 0ea FG 10029 27.740 ��` FG 28•875 3' OS FG EDGE AT PCC SEFGDGE SE _ -10I z �F1002g 27.84 G .840 �` �/ ✓FG 3' 28.900--- -• 3' OS_ FG EDGE E FG EDGE {gyp SE 1 -2 `72 1 77 s 10042 FG 10027 27.900 r o '-2FG 28.760 3' OS FG EDGE Cry �Aurr ��-• SE TION"SE�'r'�r Tws OLWj)�r��Sh ew rarDWhe FaR v� *** g7TENTl r� 10043 of uc GQAV V �,L W L at e� onr cis IN us?nrc THE �N ***40E NOT 27.800 FG 'ONSWIL� iVDT J 'IN � u+lIq s� � rOP SCOPE � sc Lg�> n rarav rNC�1VTRACTOR BE RESP0NS/BL Uku ar INE OTHER SgF � E rr SHA� OM S`0 'HAT ANY AR$ATIQN FOR rHE �FRCIMUA rtON OF 5TRW�{7 gppp� at MAYRS, DRAINArE E DETECTED, ANDCI NU CASEECT ANY ANY ERRr]�v NIV15 42-820 COOK ST., SUITE 104 PALM DESERT, CA 92260 760.341.8101 TEL 760.841.5999 FAX WWW.NV5.COM SILVERROCK PARK VENUE SITE WO: 226719-0000078.03 SHEET No.� OF 7 CLIENT/CONTRACTOR:_ CITY OF LA QUINTA PREPARED BY: DB CHECKED BY: _ SCALE: 1 " = 30' DATE: 10-9-2019 DATE: _ CREW: CONSTRUCTION STAKING GRADE SHEET IMPROVEMENTS: PARKING AREA EDGING B.M. DESC. & ELEV. (MBI) HORIZONTAL CONTROL: (MBI) LOCATION VICINITY: PARKING AREAS PLAN: SHEETS G-3, G-4, G-5, G-6 NORTH OFFSET & DESC.: 3' OS STEEL EDGING (SEE DETAIL SHT. L 1.10 F) UNLESS NOTED OTHERWISE STAKED ELEVATIONS TO: FG (FINISH GRADE) REFERENCES & REMARKS: SE = STAKE ELEV. PLAN NOTES/STAKING CHANGES: STORED POINTS: STAKING RECORD: DATE STAKED: NOTES BY: L/V CHECKED BY: 10020 � 27.73E OS FG EDGE SE 10019� 27.54E - 3' OS FG EDGE SE ?- 75( =' / FG 10018 27,36E 1- S � OS FG EDGE 14713• SE !3 J ��` _ 10051 C i1 26.38E L ' FG 3' OS FG Z-) SE L(p U 10052 �" FG J26.170 3' SE FG EDGE 5E G _ Lfj %I l U7 10053 25.97E 3 0.5LFG � �DG SE 1005 �FG 25.8E 3' OS FG EDGE AT PCC 10055 4 10017 p--25.76E25.760 zs.s � i�FG 27.170 3' 0 EDGE 3' OS FG EDGE SE ' �1 SE P am. 56 25.FG n I� 5.56E 10016 ' Q1S FG EDGE 1 • � FG 26,990 L 5 3 3' DS FG EDGE 10057 I•UFG SE 'I. I ` `' 25.36E r1l 10015 26.8 3' OS�FG ,GE 1.J G 26.80E SE 4.5 3' OS FG EDG f ?CC 10058 SE 1 { 25.160- j� 11 10014/ 3' OS F lr �� FG 26,690 SE 3' OS FG EDGE --- SErI () � � 10013� 24.97 FG 26.520 3' OS FG EDGE Z, In SE 1 ".. ' -' ` / z � I *** ATTENTION *** NOTE TO CONTRACTOR THE CONTRACTOR IS CAUTIONED TO OBSERVE THE FOLLOWING RULES IN USING THE GRADE STAKES REFERRED TO ON THIS SHEET FOR THE CONSTRUCTION OF CURBS, SEWERS, DRAINAGE STRUCTURES, ECT 1. THREE CONSECUTIVE POINTS THAT ARE SHOWN TO BE ON THE SAME RATE OF SLOPE MUST BE USED IN COMMON SO THAT ANY VARIATION FROM A STRAIGHT GRADE MAY BE DETECTED, AND IN CASE ANY SUCH DISCREPANCY IS FOUND, IT SHALL BE REPORTED TO THE ENGINEER PRIOR TO CONSTRUCTION, 2. CONSTRUCTION OF ALL GRAVITY FLOW IMPROVEMENTS SHALL BEGIN AT THE DOWNSTREAM END 3- WHERE PROPOSED IMPROVEMENTS JOIN AN EXISTING UNDERGROUND PIPELINE OR STRUCTURE, IT SHALL BE EXPOSED BY THE CONTRACTOR AND THE ELEVATION AND LOCATION VERIFIED BY THE ENGINEER PRIOR TO CONSTRUCTION. HIS OFFICE WILL NOT BE RESPONSIBLE FOR ANY ERROR IN GRADE OF FINISHED WORK 1F THE AROW R111 F.S ARF Nf)T Fnr r nWFn WO: 226719-0000078.03 SHEET No. OF NIV15 CLIENT/CONTRACTOR: CITY OF LA QUINTA PREPARED BY: DB DATE: 10-9-2019 42-829 COOK ST., SUITE 104 PALM DESERT, CA 02260 CHECKED BY: DATE: 760.341.3101 TEL 700.341.5099 FAX WWW.NV5.COM SCALE: 1 " = 30' CREW: SILVERROCK PARK VENUE SITE CONSTRUCTION STAKING GRADE SHEET `— ROVEMENTS: PARKING AREA EDGING . DESC. & ELEV. (MBI) F RIZONTAL CONTROL: (MBI)ATION VICINITY: PARKING AREAS PLAN: SHEETS G-3, G-4, G-5, G-6 NORTH OFFSET & DESC.: 3'OSSTEEL EDGING (SEE DETAIL SHT. L1.10 F) UNLESS NOTED OTHERWISE STAKED ELEVATIONS TO: FG (FINISH GRADE) REFERENCES & REMARKS: SE = STAKE ELEV. PLAN NOTES/STAKING CHANGES: STORED POINTS: STAKING RECORD: DATE STAKED: NOTES BY: CHECKED BY: �- 10060 FG CORNER 3' OS FG EDG� CORNER SE `( yam' 10061 � FQ1.500Jo- al� ® 3' S FG EDGE CORNER SE C 10062 FG 21.390�o- � 3' OS yFGEDGE SE L l LA ` �J 0"3 10063 �. FG 21.290�o- _ 3' OS FG EDGE o�� SE `1 37- 10064 FG 21.200 3' OS FG EDG�_ 21.2 SE'ZIZ _� -� �20.2 l 10065 _ FG 21 430 ' OS FG GE 3ED SE I I{ ff 100r"s FG 21.640 _ 3D' OS FG � S£ 4 FG21,800 3' OS FG ED F - 2r (]17, S(1'Q6 Gti.88O�� 3' 05 F�DCZE}� SE L FG 10130 22.30 3' OS FG EDGE 20.9 *** ATTENTION *** NOTE TO CONTRACTOR THE CONTRACTOR IS CAUTIONED TO OBSERVE THE FOLLOWING RULES IN USING THE GRADE STAKES REFERRED TO ON THIS SHEET FOR THE CONSTRUCTION OF CURBS, SEWERS, DRAINAGE STRUCTURES, ECT. 1. THREE CONSECUTIVE POINTS THAT ARE SHOWN TO BE ON THE SAME RATE OF SLOPE MUST BE USED IN COMMON SO THAT ANY VARIATION FROM A STRAIGHT GRADE MAY BE DETECTED, AND IN CASE ANY SUCH DISCREPANCY IS FOUND, IT SHALL BE REPORTED TO THE ENGINEER PRIOR TO CONSTRUCTION. 2. CONSTRUCTION OF ALL GRAVITY FLOW IMPROVEMENTS SHALL BEGIN AT THE DOWNSTREAM END. 3 WHERE PROPOSED IMPROVEMENTS JOIN AN EXISTING UNDERGROUND PIPELINE OR STRUCTURE, IT SHALL BE EXPOSED BY THE CONTRACTOR AND THE ELEVATION AND LOCATION VERIFIED BY THE ENGINEER PRIOR TO CONSTRUCTION. THIS OFFICE WILL NOT BE RESPONSIBLE FOR ANY ERROR IN GRADE OF FINISHED WORK IF THE ABOVE RULES ARE NOT FOLLOWED. WO: 226719-0000078.03 SHEET No. 6;' OF % NIV15 CLIENT/CONTRACTOR: CITY OF LA QUINTA PREPARED BY: DB DATE: 10-9-2019 42-829 COOK ST., SUITE 104 PALM DESERT, CA 92200 CHECKED BY: _ DATE:_ 760.341.3101 TEL 700.341.5909 FAX WWW.NV5.COM SCALE: 1" = 30' CREW: ��'✓ tTr SILVERROCK PARK VENUE SITE CONSTRUCTION STAKING GRADE SHEET — IMPROVEMENTS: PARKING AREA EDGING B.M. DESC. & ELEV. (MBI) HORIZONTAL CONTROL: (MBI) LOCATION VICINITY: PARKING AREAS PLAN: SHEETS G-3, G-4, G-5, G-6 NORTH OFFSET & DESC.: 3'OSSTEEL EDGING (SEE DETAIL SHT. L1.10 F) UNLESS NOTED OTHERWISE STAKED ELEVATIONS TO: FG (FINISH GRADE) REFERENCES & REMARKS: SE = STAKE ELEV. PLAN NOTES STAKING CHANGES: STORED POINTS: STAKING RECORD: DATE STAKED: NOTES BY: Ise% CHECKED BY: ~ . auti- 3' 3' OS FG GE SE 10068 211 3' OS FG EDGE �� SE ,0069 FG22.130 3' RSFG 2,2�� �y . L 1 � 10070 U FG 22.380 3' OS FG� DqZ _ s� G? FG2z.s4o 3' 05 FG EDG E� � LZ D 1 4 10072 T(b2.880 J 3' OS SE EDGE�� 22.8 10073 VV FG23.160 3' OS FG EDGE (] 010074 SE •1. ' F(3.440 3 OS FG ED E�, 10075 P L i" FG 23.720 t7� 3' OS FG EDGE 2 FG24 000 L3 3' S FG EDGE AT PCC 1007 lb 0 SE L3 aFG 24.2, D G? ��30 3' OS FG Epf�E_ 2 SE 3' OS FG ED E . 4 SE �� 5 ` 1 FG 2❑ *** ATTENTION *** NOTE TO CONTRACTOR THE CONTRACTOR IS CAUTIONED TO OBSERVE THE FOLLOWING RULES IN USING THE GRADE STAKES REFERRED TO ON THIS SHEET FOR THE CONSTRUCTION OF CURBS, SEWERS, DRAINAGE STRUCTURES, ECT, 1, THREE CONSECUTIVE POINTS THAT ARE SHOWN TO BE ON THE SAME RATE OF SLOPE MUST BE USED IN COMMON SO THAT ANY VARIATION FROM A STRAIGHT GRADE MAY BE DETECTED, AND IN CASE ANY SUCH DISCREPANCY IS FOUND, IT SHALL BE REPORTED TO THE ENGINEER PRIOR TO CONSTRUCTION. 2. CONSTRUCTION OF ALL GRAVITY FLOW IMPROVEMENTS SHALL BEGIN AT THE DOWNSTREAM END. 3. WHERE PROPOSED IMPROVEMENTS JOIN AN EXISTING UNDERGROUND PIPELINE OR STRUCTURE, IT SHALL BE EXPOSED BY THE CONTRACTOR AND THE ELEVATION AND LOCATION VERIFIED BY THE ENGINEER PRIOR TO CONSTRUCTION. THIS OFFfCE WILL NOT BE RESPONSIBLE FOR ANY ERROR IN GRADE OF FINISHED WORK IF THE ABOVE RULES ARE NOT FOLLOWED. WO: 226719-0000078.03 SHEET No. OF NIV15 CLIENT/CONTRACTOR: CITY OF LA QUINTA PREPARED BY: DB DATE: 10-9-2019 42-829 COOK ST., SUTE 104 PALM DESERT, CA 92260 CHECKED BY: DATE: 760.341.3101 TEL 700.341.5990 FAX WWW.NV5.COM SCALE: 1 " = 30' CREW: ~ VL) /oc-, SILVERROCK PARK VENUE SITE CONSTRUCTION STAKING GRADE SHEET IMPROVEMENTS: PARKING AREA EDGING B.M. DESC. & ELEV. (MBI) HORIZONTAL CONTROL: (MBI) LOCATION VICINITY: PARKING AREAS PLAN: SHEETS G-3, G-4, G-5, G-6 NORTH OFFSET & DESC.: 3'OSSTEEL EDGING (SEE DETAIL SHT. L1.10 F) UNLESS NOTED OTHERWISE STAKED ELEVATIONS TO: FG (FINISH GRADE) REFERENCES & REMARKS: SE = STAKE ELEV. PLAN NOTES/STAKING CHANGES: STORED POINTS: STAKING RECORD: DATE STAKED: NOTES BY: CHECKED BY: [� . 10076 SE ' _� o O FG24.000 O O 3' OS FG EDGE AT PCC 10077 SE O FG 24.210 10078 FG24.430 3' SE FG EDGE O 3' OS FG EDGE SE :R 1 r' D�Yu,LI 01- F . 20 5 F4G E❑ 4.52F. SE 11 -FG DRNER { FG 24.24FS , -� 1 � L� EDG BC n}��FG 10083 24.68FS l 25.200 3' OS FG EDGE MOC 2 Ew 73 24.5FG �2 )2 FG • FG 10082 11 FG MO 25.500 24.9FG OS FG 1 SE . eRC 25 5FG J C `� S 1 QOL80J 26-mrS Fczs.a2a��, �- , 3' OS FS EDGE BC SE S C1Z l 25.3 G 10087 2 10081 5AA- �5.760 25.FG - OS FG EDGE L} 3' OS FG EDG5. CDR 2 SE -LS 5(0 10085 SE "Lt 5 FG 24.900 10086 a4 t �� r b -'FG IDS F -EDGE CDR 25.5M 3' OS FG EDGE COR SE `j 1" ?� 10084 �- FG24.900 SE r� 5' OS FG EDGE COR I SE Z Cj- *w r ATTENTION *** NOTE TO CONTRACTOR THE CONTRACTOR IS CAUTIONED TO OBSERVE THE FOLLOWING RULES IN USING THE GRADE STAKES REFERRED TO ON THIS SHEET FOR THE CONSTRUCTION OF CURBS, SEWERS, DRAINAGE STRUCTURES, ECT. I. THREE CONSECUTIVE POINTS THAT ARE SHOWN TO BE ON THE SAME RATE OF SLOPE MUST BE USED IN COMMON SO THAT ANY VARIATION FROM A STRAIGHT GRADE MAY BE DETECTED, AND IN CASE ANY SUCH DISCREPANCY IS FOUND, IT SHALL BE REPORTED TO THE ENGINEER PRIOR TO CONSTRUCTION, 2. CONSTRUCTION OF ALL GRAVITY FLOW IMPROVEMENTS SHALL BEGIN AT THE DOWNSTREAM END. 3 WHERE PROPOSED IMPROVEMENTS JOIN AN EXISTING UNDERGROUND PIPELINE OR STRUCTURE, IT SHALL BE EXPOSED BY THE CONTRACTOR AND THE ELEVATION AND LOCATION VERIFIED BY THE ENGINEER PRIOR TO CONSTRUCTION. THIS OFFICE WILL NOT BE RESPONSIBLE FOR ANY ERROR IN GRADE OF FINISHED WORK IF THE ABOVE RULES ARE NOT FOLLOWED.